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Quiz 1
1. Which of the following is not a physical property measured by an instrument
during a geophysical survey of a mineral property ?
A. Gravity
B. Magnetism
C. Color
D. Electrical conductivity
2. Which of the following is considered to be a common rock-forming mineral ?
A.
B.
C.
D.
Corundum
Gold
Zircon
Quartz
3. The term which expresses the concentration of a substance in an ore deposit
is called the __________.
A.
B.
C.
D.
E.
porosity
tensile strength
grade
tonnage
aspect ratio
4. Which of the following is not a type of crustal plate boundary ?
A.
B.
C.
D.
spreading center or rift
transcurrent (strike-slip) fault
subduction zone
overturned fold
5. Which of the following mineral goups contains the largest number of known
mineral species ?
A.
B.
C.
D.
E.
sulfosalts
silicates
sulfides
oxides
carbonates
6. Which of the following minerals has the most cleavages ?
A. galena
B. biotite
C. feldspar
D. hornblende or amphibole
E. quartz
7. An "acicular" crystal habit means __________.
A.
B.
C.
D.
short, stubby crystals
long, needle-like crystals
six-sided crystals
bubble-textured crystals
8. Which of the following minerals is mined for copper ?
A.
B.
C.
D.
galena
hematite
sphalerite
chalcopyrite
9. Vitreous luster means _________.
A.
B.
C.
D.
dull luster
glassy
waxy luster
metallic
10. Which of the following minerals on Moh's Hardness Scale is harder than
Topaz ?
A.
B.
C.
D.
E.
orthoclase
apatite
fluorite
corundum
quartz
Quiz 2
1. Which of the following is not one of the three main rock groups on the earth's
surface ?
A.
B.
C.
D.
Igneous
Meteoritc
Metamorphic
Sedimentary
2. To identify a rock in the field, we must first _____________ ?
A.
B.
C.
D.
Arrange for laboratory analysis.
Take a compass bearing.
Start a drilling program.
Identify the minerals present
3. Origin, ____________ and _____________ must be determined in order to
name a rock.
A.
B.
C.
D.
composition and extraterrestrialdistribution
texture and reflectance
composition and texture
texture and extraterrestrial distribution
4. An example of a coarse-grained metamorphic rock is called _____________ ?
A.
B.
C.
D.
gneiss
slate
wacke
rhyolite
5. An example of a fine-grained igneous rock is a ______________ ?
A.
B.
C.
D.
schist
granite
gneiss
rhyolite
6. The Principle of Uniformitarianism says _______________________ ?
A.
B.
C.
D.
sediments are all a uniform thickness.
all employees must wear uniforms.
angle of incidence equals angle of reflection.
presently-acting forces were operating in the past.
7. The Law of Cross-Cutting Relationships states _________________________
?
A.
B.
C.
D.
in a sedimentary sequence, the youngest rocks are on top.
in a sedimentary sequence, the oldest rocks are on top.
intrusive igneous rocks such as dikes are younger than the rocks they cut.
intrusive igneous rocks such as dikes are older than the rocks they cut.
8. The "absolute age" of a rock is determined by _____________________ ?
A.
B.
C.
D.
the law of superposition.
radiometric age dating methods.
light transmitting properties.
light reflecting properties.
9. "Ore" is rock which _____________________ ?
A.
B.
C.
D.
can be carried in a large dump truck.
are present on Mars.
is characterized by low concentrations of a mineral commodity.
can be mined for a profit.
10. A 'prospect' is a site where ________________ ?
A.
B.
C.
D.
mineralization exists but the extent is not known.
an ore deposit is known to exist.
a archeological dig is in progress.
only discouraging results have been found.
Class 3 - Quiz
1. Which of the following is not a typical component of most maps ?
A. North arrow
B. Scale
C. Table of contents
D. Explanation
2. Geochemical maps do not show ____________ ?
A. rock sample locations
B. soil sample locations
C. magnetism
D. anomalous sample locations
3. A thematic geochemistry map shows _____________________ ?
A. numeric geochemical values
B. contoured geochemical values
C. electrical properties
D. colors or symbols which graphically summarize the information.
4. Which coordinate is southeast of a point with the coordinates 5,000 N 8,000 E
?
A. 2,000 N 6,000 E
B. 6,000 N 5,000 E
C. 7,000 N 9,000 E
D. 4,000 N 12,000 E
5. Coordinates of longitude and latitude are given in units of
__________________ ?
A. kilometers
B. degrees, minutes, seconds
C. meters
D. feet
6. An azimuth of 265 indicates a compass direction of _________________ ?
A. southwest
B. northeast
C. southeast
D. due west
7. Rocks exposed at the surface which are thought to indicate the composition of
bedrock are called ____________________ ?
A. outcrops
B. float
C. rubble
D. veins
8. Which of the following is not essential information to gather in the field when
creating a geologic map ?
A. lithology
B. geometry
C. location
D. time and date
9. The strike of a planar feature in outcrop is a measurement of the bearing of
_________________ ?
A. a line straight down the dip of the feature.
B. a horizontal line in the plane of the feature.
C. the compass direction towards the nearest tree.
D. the alignment of the largest boulders.
10. The instrument used to measure the dip angle of a planar feature is called a
_______________ ?
A. reticule
B. inclinometer
C. ohm meter
D. siesmometer
Quiz 4
1. Hypabysal igneous rocks are those formed ___________________ ?
A.
B.
C.
D.
deep below the surface
on the surface
at shallow depth below the surface
by extrusion into water
2. Mafic igneous rocks contain lots of ___________________ ?
A.
B.
C.
D.
iron & magnesium bearing minerals
quartz and feldspar
topaz and mica
diamonds
3. An igneous rock which is coarse-grained, has a medium tone (color), and
contains less than 10% quartz would be called a ___________________ ?
A.
B.
C.
D.
granite
gabbro
diorite
andesite
4. According to Streckheisen's classification, a plutonic rock containing less than
5% quartz and between 35% and 65% alkali feldspar is called a
________________________ ?
A.
B.
C.
D.
granodiorite
tonalite
granite
monzonite
5. Coarse-grained igneous rocks with clearly visible crystals are called
_______________ ?
A.
B.
C.
D.
phaneritic
aphanitic
hyalophitic
apophyses
6. The process of changing a melt composition by progressive removal of
crystals of different minerals is called ____________________ ?
A.
B.
C.
D.
fractional crystallization
isostasy
gravitational attraction
osmosis
7. Which of the following is not a common rock-forming mineral ?
A.
B.
C.
D.
quartz
topaz
feldspar
mica
8. Chromite deposits are thought to form by ____________________ ?
A.
B.
C.
D.
volcanic eruption
settling of chromite grains to the bottom of the magma chamber
alteration of iron oxide
reaction of pyroxene with mica
9. Pegmatites can form ore deposits which are mined for
______________________ ?
A.
B.
C.
D.
gold
iron
zinc
rare elements in accessory minerals
10. Which of these minerals are formed exclusively in kimberlite ultramafic, pipeshaped intrusions ?
A.
B.
C.
D.
corundum
diamonds
hornblende
biotite
Quiz 5
1. Which of the following porphyry style deposits occurs in more felsic plutonic
rocks ?
A.
B.
C.
D.
Porphyry copper deposits
Porphyry molybdenum deposits
Sandstone-hosted uranium deposits
Banded iron formation
2. Which type of porphyry deposit is most likely to contain significant gold credits
?
A.
B.
C.
D.
Porphyry copper deposits
Porphyry molybdenum deposits
Disseminated ilmenite deposits
Pegmatite deposits
3. “Proximal” ore mineralization means ____________?
A. formed far from the source of fluids.
B. formed at least 5 km from a rift zone.
C. formed near the source of fluids.
D. formed within 5 km from a rift zone.
4. Which of the following iron oxide minerals is known to substitute gold for iron in
the crystal lattice during magmatic crystallization?
A.
B.
C.
D.
ilmenite
hematite
magnetite
rutile
5. Which of the following minerals is not a common calc silicate skarn mineral ?
A.
B.
C.
D.
diopside
epidote
garnet
kyanite
6. Which of the following is not an advantage of using color infrared film ?
A.
B.
C.
D.
It delineates vegetation.
It is not effected by cloud cover.
It is not affected by haze.
It delineates moist soil.
7. Outcrop V’s in a structural dome point ___________?
A.
B.
C.
D.
inward
outward
upward
all of the above
8. Stereo pairs of aerial photographs can be used to ____________________?
A.
B.
C.
D.
obtain the illusion of a 3 dimensional image.
listen to digitally recorded music in stereo.
determine the direction to magnetic north.
determine the scale of the photographs.
9. Landsat images are obtained from ___________________?
A.
B.
C.
D.
film type cameras mounted on high altitude jets.
electronic or digital cameras mounted on satellites.
film type cameras mounted on helicopters.
microwave transmission and reflection.
10. Side-looking radar images are obtained by _________________?
A. using a vertical mounted camera.
B. recording the sun’s radiation reflected off of the Earth’s surface.
C. recording the infrared portion of the spectrum using an oblique angle.
D. recording microwaves transmitted from a spacecraft and reflected off of the
Earth’s surface.
Class 6 Quiz
1. Which volcanic rock type contains the most silica and is associated with
violent eruptions ?
A. Basalt
B. Basaltic Andesite
C. Dacite
D. Rhyolite
2. Why does rhyolite magma tend to plug vent areas when it is being extruded ?
A.
B.
C.
D.
Because it is extremely viscous.
Because it is extremely fluid.
Because it contains lots of crystals.
Because it contains lots of magnetite.
3. Use the Streckheisen diagram to determine which of the following rock types
contains the most alkali feldspar:
A.
B.
C.
D.
Dacite
Quartz Latite
Alkali-feldspar Rhyolite
Trachyte
4. The yellow color of “yellow ore” in Kuroko type deposits is largely caused by
_____________?
A.
B.
C.
D.
E.
Gold
Chalcopyrite
Pyrite
Pyrrhotite
All of the above
5. The Greens Creek VMS deposit is built on basement rocks consisting of
______________ ?
A. Chloritic Diorite
B. Greenstone
C. Epidote veins
D. Garnet-rich rocks
6. Most VMS deposits are associated with the extrusion of bimodal (both felsic
and mafic) magma.
A. True
B. False
7. Barite in VMS deposits occurs as a _____________ ?
A.
B.
C.
D.
mixture with chalcopyrite.
ash fall tuff
a capping layer
disseminations in the vent area.
8. Stratabound Sediment (SS) deposits resemble VMS deposits in which of the
following ways?
A.
B.
C.
D.
Both are commonly hosted in black shale.
Both have a capping layer of barite.
Both always contain dacite flows.
Both form along the bounding faults of calderas.
9. The most common metal zoning sequence in VMS deposits places which
element in a proximal position (ie, closer to source of fluids) ?
A.
B.
C.
D.
barium
lead
zinc
copper
10. Which type of alteration forms the outermost, or “distal”, alteration zone in
epithermal deposits?
A.
B.
C.
D.
Quartz-sericite
Topaz
Quartz-adularia
Propyllitic (usually chlorite)
11. Epithermal deposits are famous for their extremely rich ____________
values ?
A.
B.
C.
D.
copper
nickel
chromium
gold and silver
Class 7 Quiz
1. Why is a sandstone more resistant to erosion than a limestone ?
A. Sandstone always has a calcite matrix.
B. Sandstone always has a clay matrix.
C. Sandstone is mostly quartz.
D. Sandstone is mostly calcite.
2. Glacial deposits are __________ ?
A.
B.
C.
D.
well sorted.
poorly sorted.
always more sorted than dikes.
sort of even layered.
3. A clastic sedimentary rock containing abundant quartz and feldspar with an
average grain size of 1 mm is called a ____________ ?
A. fine-grained breccia.
B. medium-grained graywacke.
C. fine-grained quartz sandstone.
D. medium-grained arkose.
4. Low temperature Sediment (LTS)-hosted copper deposits of the Zambia
copper belt, which is the correct proximal to distal mineral zoning pattern
observed ?
A.
B.
C.
D.
Chalcopyrite (Cp) to pyrite (Py).
Py to Cp.
Py to Bn (Bornite).
None of the above.
5. Which of the following causes reception problems when navigating with a
GPS ?
A. Steep terrain.
B. A thick canopy of vegetation.
C. A sleet storm.
D. All of the above.
6. LTS hosted deposits are characteristically metamorphosed to the amphibolite
facies.
A. True
B. False
7. Which of the following locations is southwest of my position of 460,000 E,
and 7,225,000 N?
A.
B.
C.
D.
462,000E, 7350,000 N
459,050 E, 7,150,000 N
461,000E, 7,290,000 N
461,000 E, 7,125,000 N
8. The main purpose of configuring a GPS is to _____________?
A.
B.
C.
D.
set the unit to the map page.
set the unit to the main menu.
hold the unit in the correct hand facing the correct direction.
set the distance units and datum.
9. The direction to a waypoint is given in _____________?
A.
B.
C.
D.
meters.
kilometers.
radians.
degrees.
10. A bearing of 272 degrees is ____________?
A. southwest.
B. southeast.
C. northeast.
D. northwest
Class Quiz 8
1. Which of the following lithologies would make a good host rock for a
disseminated ore deposit ?
A. silicified quartzite
B. silicified granite
C. calcareous sandstone
D. calcareous shale
2. Galena-sphalerite mineralization in a porphyry copper deposit setting is most
likely to be associated with which type of alteration?
A.
B.
C.
D.
Propylitic
Phyllic
Potassic
All of the above
3. Which rock type is most commonly associated with epithermal mineralization
?
A.
B.
C.
D.
plutonic
volcanic
sedimentary
metamorphic
4. Which alteration type is most often associated with low pH (acidic) conditions
?
A.
B.
C.
D.
Silicification
Propylitic
Potassic
Phyllic
5. Which carbonate mineral is most likely to be associated with talc alteration ?
A. dolomite
B. strontianite
C. ankerite
D. witherite
6. If my claim was on the central portion of a zoned vein system, the alteration
types are likely to be ___________.
A.
B.
C.
D.
adjacent to vein:
adjacent to vein:
adjacent to vein:
adjacent to vein:
Class 9 - Quiz
propylitic
away from vein: unaltered wallrock
advanced argillic
away from vein: sericitic
sericitic or argillic
away from vein: argillic or propylitic
pyrite
away from vein: magnetite
1. The protolith of a marble is a _____________?
A. sandstone
B. siltstone
C. limestone
D. conglomerate
2. Which calc-silicate mineral indicates the highest temperature environment ?
A.
B.
C.
D.
Talc
Tremolite
Diopside
Chlorite
3. Which metamorphic rock has a slight sheen due to incipient growth of
micaceous minerals ?
A.
B.
C.
D.
gneiss
schist
meta-granite
phyllite
4. Banded iron formations contain which type of metamorphic deposit ?
A.
B.
C.
D.
copper
gold
zinc
ruthenium
5. The coarse-grained metamorphic equivalent of a rhyolite is a ____________?
A. quartzite
B. marble
C. calcareous slate
D. granitic gneiss
6. Which of the following is not an example of a metamorphic lineation ?
A.
B.
C.
D.
stretched pebbles
pencil cleavage
parallel micas
aligned hornblende
7. A metamorphic rock containing mostly parallel muscovite flakes and local
porphyroblasts of andalusite is called a __________ ?
A.
B.
C.
D.
andalusite muscovite schist
andalusite biotite schist
garnet andalusite schist
garnet andalusite biotite schist
8. In a regional metamorphic setting, which of these rock types is most likely to
contain an ore deposit ?
A.
B.
C.
D.
sillimanite schist
quartz orthoclase gneiss
chlorite schist
wollastonite hornfels
9. During regional amphibolite facies metamorphism of a mafic igneous rock,
albite and epidote react to form which mineral ?
A.
B.
C.
D.
almandine
tremolite
grossular garnet
cordierite
10. An isograd is a line separating _______________________?
A. copper from gold
B. two different mineral assemblages formed by transitional different
metamorphic conditions.
C. iron from copper
D. sandstone from limestone
Class 10 - Quiz
1. Which of the following is the most likely to be a result of plastic deformation?
A.
B.
C.
D.
a joint set
a reverse fault
a recumbent fold
a breccia zone
2. If the fold axis of a syncline strikes northeast, and I am standing on the
southeast limb, which direction would I find younger rocks?
A.
B.
C.
D.
southeast
northeast
southwest
northwest
3. An overturned fold with a south-dipping axial plane might best be explained by
_____________.
A.
B.
C.
D.
vertical tectonics
compressional forces from the south
compressional forces from the west
east-west shearing
4. Horizontal slickensides on a vertical fault plane suggest it is a
_______________ fault.
A.
B.
C.
D.
normal fault
reverse fault
oblique slip fault
strike-slip fault
5. A gold-quartz vein strikes due north and dips 60 degrees west. The vein is
cut off by an east-west vertical fault which is downdropped to the north. Where is
the continuation of the vein on the north side of the fault?
A. to the east
B. to the west
C. to the south
D. to the southwest
6. Which of the following does not cause joints to form in rocks?
A.
B.
C.
D.
cooling of volcanic rocks
uplift and erosion
folding
oxidation
7. Which of the following could explain the presence of a northeast-striking
fractures?
A.
B.
C.
D.
folds with northeast-trending axes
folds with northwest-trending axes
glaciation
a subsurface pluton trending northwest-southeast
8. Which setting is least likely to produce open fractures where veins could
form?
A. a thrust fault zone
B. broad, open folds
C. intrusion of a granite pluton and arching of the overlying rocks
D. a series of normal faults
9. Which is an example of a pre-mineral structural feature?
A. a strike-slip fault which offsets a galena-quartz vein
B. an anticlinal fold which deforms shale containing disseminated sphalerite
C. a fault with breccia containing a matrix of quartz-arsenopyrite
D. an overturned syncline containing a massive sulfide lens consisting of
deformed pyrites
10. Which of the following is not proof of faulting?
A.
B.
C.
D.
breccia
veining
slickensides
gouge
Class 11 Quiz
1. Which of the following is an example of mechanical weathering?
A. humic acid from plants decomposing limestone.
B. root systems in jointed granite.
C. decomposition of pyrite forming acid mine waters.
D. zinc dispersion by groundwater in soil.
2. Which of the following is an example of a resistate mineral with a high specific
gravity?
A.
B.
C.
D.
diamond
garnet
zircon
ilmenite
3. Which method would works best to separate black sand from gold and other
heavy minerals?
A.
B.
C.
D.
using a sieve screen
using a magnet
panning
using tweezers
4. Which of the following is most likely to occur as an impurity in a gold nugget?
A.
B.
C.
D.
native silver
pyrite
magnetite
cobalt
5. Which mineral is the most easily winnowed?
A. garnet
B. quartz
C. scheelite
D. pyrite
6. Assuming the following placer gold samples were collected in the same creek
and were derived from the same source, which traveled the furthest
downstream?
A.
B.
C.
D.
fineness = 945
fineness = 860
fineness = 952
fineness = 886
7. Which of the following would form the best velocity shadow in a stream
environment?
A.
B.
C.
D.
a 2 foot quartzite boulder
a 5 pound grayling
an alder branch
a 3 foot granite boulder
8. Which of the following is not a quality of gold which causes it to accumulate in
placers?
A. it has a high specific gravity
B. it is malleable
C. it is conductive
9. Natural riffles on the bedrock floor of a stream might be formed by
_____________?
A.
B.
C.
D.
quartzite layers striking parallel to the stream axis
thin dikes parallel to the stream axis
thin dikes perpendicular to the stream axis
chlorite schist layers striking parallel to the stream axis
10. Gemstones such as diamonds and sapphires sometimes form placers
because ______________?
A.
B.
C.
D.
of their high density
of extreme hardness
they are rather inert
both B and C above
Class 12 - Quiz
1. Which of the following is an example of secondary dispersion?
A.
B.
C.
D.
anomalous zinc values in soils.
anomalous arsenic values in granite hosting a gold-quartz vein.
anomalous copper values in breccia associated with a VMS deposit.
anomalous bismuth in samples of pegmatite.
2. Which of the following is an example of primary dispersion?
A.
B.
C.
D.
anomalous copper values in stream sediments.
anomalous antimony values in soils.
black sand in a pan concentrate sample.
anomalous molybdenum values in granite.
3. Which of the following locations would be best to search for silts for a stream
sediment sample?
A.
B.
C.
D.
a waterfall.
a dry stream channel adjacent to the active stream.
an area containing lots of cobble size material.
a place in the active stream with a slower current.
4. Which of the following can serve to filter silt from the stream in steep areas?
A.
B.
C.
D.
algae.
moss.
alders.
spruce.
5. If a threshold value for copper in soils is 180 ppm, which of the following is
considered an anomalous value?
A. 182 ppm
B. 175 ppm
C. 168 ppm
D. 145 ppm
6. If the gold values for stream sediments range from 50 to 500 ppb, which of
the following would be the most logical choice for an arbitrary threshold value?
A.
B.
C.
D.
400 ppm.
51 ppb.
225 ppb
450 ppb.
7. Which of the following soil sample surveys could be used to delineate the
trend of mineralization?
A.
B.
C.
D.
random samples.
line survey.
grid survey.
census survey.
Class 13 - Quiz
1. Which of the following types of materials provide the most valuable information
?
A. float
B. talus
C. bedrock
D. rubble
2. Which of the following types of rock samples could provide information which
could be used to determine the width of a mineralized zone ?
A. fluid inclusion sample.
B. grab sample.
C. high grade sample.
D. chip-channel sample.
3. Which of the following types of rock samples is collected to examine using a
polarizing microscope ?
A. whole rock major oxide sample
B. chip channel sample
C. high grade sample
D. petrographic sample
4. Which of the following types of samples could be used to determine if
mineralization is epithermal or magmatic ?
A. fluid inclusion samples
B. grab samples
C. chip channel samples
D. soil samples
5. Which of the following sample types are usually collected during a trench
mapping project ?
A. microprobe samples
B. fluid inclusion samples
C. chip-channel samples
D. age date samples
6. Which of the following types of samples would be best to study the reflected
light properties of metallic ore minerals ?
A. polished section samples
B. fluid inclusion samples
C. age date samples
D. chip channel samples
7. Which of the following rock types would a geologist most likely use to obtain a
whole rock analysis?
A. garnet sillimanite gneiss
B. choritized granite
C. biotite granite
D. silicified granite
8. The most common type of rock sample collected for routine geochemical
analysis is called a __________ .
A. grab sample
B. chip channel sample
C. whole rock sample
D. age date sample
9. A geologic map of the floor of a trench shows a ____________ view ?
A. profile
B. map
C. oblique
D. inverted
Class 14 - Quiz
1. Why doesn’t the Earth’s inner core contribute to its magnetic field?
A. the temperature is above the Curie point.
B. it is spherical in shape.
C. friction between the inner and outer core.
D. polar wandering.
2. Magnetic anomalies represent ______________.
A. depressions in the mantle
B. large masses of rhyolite below the surface
C. ancient asteroid impact sites
D. discrepancies between the predicted magnetic field and that which is
observed
3. The mineral ilmenite is weakly magnetic because it contains
________________.
A. titanium
B. chromium
C. iron
D. nickel
4. Which of the following rock types is most likely to contain magnetic minerals?
A. mafic plutonic igneous rocks
B. intermediate plutonic igneous rocks
C. felsic plutonic igneous rocks
D. schists containing pyroxene.
5. A person weighs more ______________.
A.
B.
C.
D.
at the north pole than the south pole
at the north pole than at the equator
at the equator than the north pole
at the equator than the south pole
6. An example of a gravity measurement which is artificially high would be
______________.
A.
B.
C.
D.
a measurement taken in the bottom of a valley
a measurement taken over a thick basalt layer
a measurement taken on the top of Mt. Everest
a measurement taken over a thick pumice layer
7. The specific gravity of a rock is ___________________.
A.
B.
C.
D.
greater than that of a mineral
less than that of a mineral
less than that of wood.
none of the above. It depends on what minerals the rock is comprised of.
8. The I.P method measures the ___________.
A. fall – off voltage when the current ceases
B. current flow at different frequencies
C. resistivity
D. all of the above
9. Which one of the following rock types can has the highest range of resistivity
values?
A.
B.
C.
D.
Quartzite
Greenstone
Gabbro
Granite
10. Comparing the conductivity of pyrite (FeS2) with the conductivity of
arsenopyrite (FeAsS2), does the presence of arsenic in the mineral arsenopyrite
appear to cause more conductance or less conductance?
A. More
B. Less
Class 15 - Quiz
1. Which of the following cannot be staked with a mining claim?
A.
B.
C.
D.
gold-quartz vein deposits
coal
uranium-bearing pegmatites
shale-hosted zinc deposits
2. Which of the following would not be acceptable assessment work?
A. gravity survey
B. chip-channel sampling program
C. aeromagnetic survey
D. flagging claim lines
3. Which field equipment item would most likely be brought to conduct a stream
sediment survey
A.
B.
C.
D.
rock hammer
rubber boots
gold pan
pencil magnet
4. Which of the following field equipment items would be brought to navigate in
the field?
A.
B.
C.
D.
GPS
compass
map
all of the above
Class 16 - Quiz
1. The amount of rock material extracted from a specified drill interval compared
to the amount which theoretically should have come from the interval is called the
_____________.
A.
B.
C.
D.
split
RQD
recovery
core barrel
2. If five and one half drill stems are in the ground for a typical diamond drill hole,
approximately how deep is the drill hole?
A.
B.
C.
D.
55 feet
58 feet
60 feet
65 feet
3. A 6 inch thick quartz vein in a piece of core is located at the end of the second
compartment in the third core box. What is the approximate depth of the vein?
A.
B.
C.
D.
21 feet
29 feet
35 feet
25 feet
4. Which type of information could not be gathered when logging RVC chips?
A.
B.
C.
D.
carbonate alteration
quartz vein thickness
scheelite content
lithology
5. Which type of bit would not be very effective at drilling a quartzite?
A. center-return hammer bit
B. diamond bit
C. tricone bit
D. side-return hammer bit
6. A Jones splitter would be used in which of the following situations?
A.
B.
C.
D.
drilling granite 20 feet below the surface
drilling with a tricone bit below the water table
drilling a water well
drilling greenstone below the water table
7. If a drill section is oriented at an azimuth of 45, the drill hole trace has an
azimuth of 25, and the actual inclination of the drill hole is –60 degrees, what is
the apparent dip angle which should be shown on the drill section?
A.
B.
C.
D.
57.5 degrees
54 degrees, 49 minutes
36 degrees, 15 minutes
62.5 degrees
8. If 9.5 feet of core is recovered from a 10 foot run, the recovery is
_____________.
A.
B.
C.
D.
92 %
95 %
89 %
98 %
9. What is the advantage of creating digital drill logs?
A.
B.
C.
D.
drill sections can be created by computer
statistical information can be calculated with ease
logging is standardized and becomes faster
all of the above
10. A cyclone is used to ____________________.
A.
B.
C.
D.
to predict weather patterns
decelerate rock chips
inject drilling mud
cool the bit