Rock Identification and stories lab
... feldspar (often pinkish, squarish minerals with nice cleavage planes), plagioclase feldspar (often whitish, squarish mineral with nice cleavage planes), quartz (often clear or gray mineral with conchoidal fracture), and either biotite or amphibole (both are black minerals). Story: Coarse particle si ...
... feldspar (often pinkish, squarish minerals with nice cleavage planes), plagioclase feldspar (often whitish, squarish mineral with nice cleavage planes), quartz (often clear or gray mineral with conchoidal fracture), and either biotite or amphibole (both are black minerals). Story: Coarse particle si ...
volcano - Plain Local Schools
... large magma chamber invades fractures in the surrounding rocks. ...
... large magma chamber invades fractures in the surrounding rocks. ...
Volcanoes
... • Pacific Ring of Fire – area around the Pacific Plate where there are earthquakes and volcano’s ...
... • Pacific Ring of Fire – area around the Pacific Plate where there are earthquakes and volcano’s ...
Transient plume- to continuous plate
... In the frame of plate tectonics, the East African Rift system (EARS) is the largest active tectonic structure illustrating the early stage of continental plate fragmentation. The occurrence of continental flood basalts and large topographic plateaux has long been interpreted as witnessing the key ro ...
... In the frame of plate tectonics, the East African Rift system (EARS) is the largest active tectonic structure illustrating the early stage of continental plate fragmentation. The occurrence of continental flood basalts and large topographic plateaux has long been interpreted as witnessing the key ro ...
Geology
... indicates that a Flash file has been embedded into the PowerPoint slide. These files are ...
... indicates that a Flash file has been embedded into the PowerPoint slide. These files are ...
Equilibration in Metamorphic Rocks
... concentrations of Mg, Fe, and Ca and Al. Usually called metabasalts (e.g. greenstones and greenschists). Also related are spillites (contain cordierite and anthophyllite), derived from metasomatic alteration at the ocean ridges. ...
... concentrations of Mg, Fe, and Ca and Al. Usually called metabasalts (e.g. greenstones and greenschists). Also related are spillites (contain cordierite and anthophyllite), derived from metasomatic alteration at the ocean ridges. ...
Notes on Igneous Rocks:
... Think of: __________________: to light with fire ________________ rocks are formed from the ____________ within the Earth: __________________ How are Igneous Rocks Classified? Igneous rocks are classified by: 1. _________________________________________ 2._____________________________________ Igneou ...
... Think of: __________________: to light with fire ________________ rocks are formed from the ____________ within the Earth: __________________ How are Igneous Rocks Classified? Igneous rocks are classified by: 1. _________________________________________ 2._____________________________________ Igneou ...
Present chemical weathering of basalt in Iceland
... Cl, and Sr/C1 ratios in the precipitation are close to oceanic ratios, indicating a sole marine source for these elements in the precipitation. The concentration of Ca, SO4, NO3 and N H 3 is higher than predicted by an unfractionated marine contribution. The pH of spring fed rivers in Iceland is hig ...
... Cl, and Sr/C1 ratios in the precipitation are close to oceanic ratios, indicating a sole marine source for these elements in the precipitation. The concentration of Ca, SO4, NO3 and N H 3 is higher than predicted by an unfractionated marine contribution. The pH of spring fed rivers in Iceland is hig ...
ondernotes NATURal Science II Geology 1st Sem, 1st Exam
... Phase change from lower crustal to mantle rocks Basic to ultrabasic rocks o Gutenberg – Wichert Discontinuity Boundary between mantel and core Heat sources o Radioactivity of uranium, thorium, potassium o Conversion of gravitational energy to thermal energy o Reduction in pressure Sample F ...
... Phase change from lower crustal to mantle rocks Basic to ultrabasic rocks o Gutenberg – Wichert Discontinuity Boundary between mantel and core Heat sources o Radioactivity of uranium, thorium, potassium o Conversion of gravitational energy to thermal energy o Reduction in pressure Sample F ...
Igneous glossary- Word version
... convergent plate boundary A zone where two tectonic plates move toward each other. If one of the plates is made of oceanic lithosphere, then the oceanic plate will sink into the mantle, creating a subduction zone. divergent plate boundary A place where two tectonic plates move apart. extrusive igneo ...
... convergent plate boundary A zone where two tectonic plates move toward each other. If one of the plates is made of oceanic lithosphere, then the oceanic plate will sink into the mantle, creating a subduction zone. divergent plate boundary A place where two tectonic plates move apart. extrusive igneo ...
Igneous rock glossary
... convergent plate boundary A zone where two tectonic plates move toward each other. If one of the plates is made of oceanic lithosphere, then the oceanic plate will sink into the mantle, creating a subduction zone. divergent plate boundary A place where two tectonic plates move apart. extrusive igneo ...
... convergent plate boundary A zone where two tectonic plates move toward each other. If one of the plates is made of oceanic lithosphere, then the oceanic plate will sink into the mantle, creating a subduction zone. divergent plate boundary A place where two tectonic plates move apart. extrusive igneo ...
Volcanoes
... Batholith: Large igneous rock mass underneath mountains Dike: Magma that cuts across preexisting rock Laccolith: small pool of magma that collects just under Earth’s surface Pluton: Intrusive igneous rocks formed by converging plates Sill: Pool of solidified magma in between rock ...
... Batholith: Large igneous rock mass underneath mountains Dike: Magma that cuts across preexisting rock Laccolith: small pool of magma that collects just under Earth’s surface Pluton: Intrusive igneous rocks formed by converging plates Sill: Pool of solidified magma in between rock ...
Volcanoes
... new crust. That means most volcanic activity occurs under the sea. Where there is a lot of activity, volcanic material can build up above sea level, forming an island such as Iceland. At convergent plate boundaries, oceanic “lithosphere” (the crust and upper mantle) sinks back into the mantle, often ...
... new crust. That means most volcanic activity occurs under the sea. Where there is a lot of activity, volcanic material can build up above sea level, forming an island such as Iceland. At convergent plate boundaries, oceanic “lithosphere” (the crust and upper mantle) sinks back into the mantle, often ...
• Lava lamp • Large maps • Pictoral periodic tables • Some Minerals
... Rock Cycle Rocks of one type can turn into another type. ...
... Rock Cycle Rocks of one type can turn into another type. ...
Benchmark 3 Science Study Guide S6E5 A
... C. This rock is formed by Limestone that has been exposed to lots of heat and pressure becomes this type of rock. SEDIMENTARY D. This rock is formed when tiny grains of sand become cemented together. IGNEOUS E. This rock is formed by quickly cooled lava. 6. Rocks exposed to water break down, or WEAT ...
... C. This rock is formed by Limestone that has been exposed to lots of heat and pressure becomes this type of rock. SEDIMENTARY D. This rock is formed when tiny grains of sand become cemented together. IGNEOUS E. This rock is formed by quickly cooled lava. 6. Rocks exposed to water break down, or WEAT ...
Chapter 12.1 - Evidence for Continental Drift
... New scientific equipment allowed scientists to measure the slow, but steady, drift of Earth’s tectonic plates. It was noted that earthquakes and volcanoes appear in certain patterns, which happen to be along the edges of tectonic plates. Mapping of the ocean floor revealed the Mid Atlantic Rid ...
... New scientific equipment allowed scientists to measure the slow, but steady, drift of Earth’s tectonic plates. It was noted that earthquakes and volcanoes appear in certain patterns, which happen to be along the edges of tectonic plates. Mapping of the ocean floor revealed the Mid Atlantic Rid ...
Plate Tectonics Study Guide
... Sonar 17. In sea-floor spreading where on the ocean floor At the mid-ocean ridge does molten material erupt onto the ocean floor? 18. What were scientists able to determine by taking drilling samples of the ocean floor? ...
... Sonar 17. In sea-floor spreading where on the ocean floor At the mid-ocean ridge does molten material erupt onto the ocean floor? 18. What were scientists able to determine by taking drilling samples of the ocean floor? ...
Chapter 3 Section 1 Volcanoes and Plate Tectonics
... free to come out. Most of these stay under water Converging boundaries g. Density is important – remember, denser rock goes down. It melts and the magma is now less dense than the rock around it, so it starts to rise. h. Island Arcs – where 2 oceanic plates collide. Many are near deep ocean trenches ...
... free to come out. Most of these stay under water Converging boundaries g. Density is important – remember, denser rock goes down. It melts and the magma is now less dense than the rock around it, so it starts to rise. h. Island Arcs – where 2 oceanic plates collide. Many are near deep ocean trenches ...
Chapter 13: Introduction to Landform Study
... a. shared trait: all have crystalline structure b. slow cooling large crystals; very coarse-grained appearance c. rapid cooling small, even microscopic crystals 2. extrusive igneous rocks: molten rock ejected onto Earth’s surface, solidifying quickly in the open air a. ejection of lava from volc ...
... a. shared trait: all have crystalline structure b. slow cooling large crystals; very coarse-grained appearance c. rapid cooling small, even microscopic crystals 2. extrusive igneous rocks: molten rock ejected onto Earth’s surface, solidifying quickly in the open air a. ejection of lava from volc ...
A brief introduction to minerals, rocks and the rock cycle
... 2) contains a mixture of one or more minerals 3) May contain a non-mineral 4) occurs naturally as part of our planet ...
... 2) contains a mixture of one or more minerals 3) May contain a non-mineral 4) occurs naturally as part of our planet ...
Igneous Rocks - ElementaryScienceOlympiadBCS
... What do the terms mafic and felsic mean? These are both made up words used to indicate the chemical composition of silicate minerals, magmas, and igneous rocks. Mafic is used for silicate minerals, magmas, and rocks which are relatively high in the heavier elements. The term is derived from using th ...
... What do the terms mafic and felsic mean? These are both made up words used to indicate the chemical composition of silicate minerals, magmas, and igneous rocks. Mafic is used for silicate minerals, magmas, and rocks which are relatively high in the heavier elements. The term is derived from using th ...
Plate Tectonics Quiz Study Guide
... 23. What is the name of the plate boundary where two plates are moving side by side? 24. Who is known as the “Father of Plate Tectonics?” 25. Use arrows and label the different seismic waves on the following seismograph. ...
... 23. What is the name of the plate boundary where two plates are moving side by side? 24. Who is known as the “Father of Plate Tectonics?” 25. Use arrows and label the different seismic waves on the following seismograph. ...
Basalt
Basalt (pronounced /bəˈsɔːlt/, /ˈbæsɒlt/, /ˈbæsɔːlt/, or /ˈbeɪsɔːlt/)is a common extrusive igneous (volcanic) rock formed from the rapid cooling of basaltic lava exposed at or very near the surface of a planet or moon. Flood basalt describes the formation in a series of lava basalt flows.