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Name …………………………………………. Student Code …………………… 1. Elementary Gems Identify the only gemstone composed of just one element. Answer……………………………………………………………………………….… 2. Stones What gemstone found in ancient Egyptian ornaments is still traditionally used in Navajo jewelry? A. ruby B. jade C. pearl D. sapphire E. turquoise 3. Weighty Terms Name the unit of weight for precious gems. Answer…………………………..……………… 4. Symbols In metals, it is represented by iron. In precious stones, it is represented by the ruby. In planets, it stands for Mars. Name this color associated with martyrdom, magnanimity, charity, and divine love. Answer………………………………………………………………………………..… 5. Valuable Deposits Gemstones are often mined in deposits of ... A. talc B. calcite C. chromite D. corundum E. chalcopyrite 6. Precious Stones If you alphabetically arrange the five recognized precious stones, which is last on the list? Answer…………………………………………………………………………………… 7. Silicates A transparent variety of which silicate mineral is used as a gemstone? A. emery B. zircon C. asbestos D. uraninite E. serpentine 8. Coal Dense black coal capable of taking a high polish and used for beads and jewelry is called ... Answer…………………………………………………………………………………..… 9. Surfaces. The top of a cut gemstone usually has a fairly large flat surface, but the sides and bottom are cut into dozens of small flat surfaces called ...? Answer……………………………………….… 10. Color Combos By combining the hues characteristic of sulfur and azurite, you could produce the color of which gem? A. ruby B. pearl C. emerald D. diamond E. amethyst 11. Arts & Crafts What technique is being used by a jeweler who fills a mold with a liquid metal which then hardens and sets? Answer………………………………………………………………… 12. Australian Jewels Lightning Ridge in Australia is the primary source of what gemstone? A. jasper B. rubies C. emeralds D. green onyx E. black opals 13. Lapidary The most common color for lapis lazuli is ... Answer………………………………………… 14. Jewelry Jargon The terms marquis, baguette, and brilliant are used by jewelers to indicate what characteristic of gemstones? Answer…………………………………………………………….……………..…… 15. Pointed Patterns Slender six-pointed star patterns are often present in ... A. opals B. pearls C. diamonds D. emeralds E. sapphires 16. Record Holders Weighing 3106 carats, the largest diamond ever found was unearthed in South Africa. Name this colossal gem. Answer…………………………………………………………………………………………… 17. Cuts A bevel cut may be at any angle except what kind of angle? Answer………………………………………………………………………………………..… 18. Rock Hounds One who cuts and polishes gems and minerals is working in ... A. lapidary B. mineralogy C. paleontology D. stratigraphy E. astrogeology 19. Secretions Secretions from the mantles of certain bivalve mollusks produce what gemstone? Answer……………………………………………………………………………………..…… 20. Amethyst Amethyst is a purple variety of what mineral composed of silica? Answer……………………………………………………………………………………….… 21. Mineral Merit Which is not one of the factors that determine the value of a diamond? A. cut B. color C. carats D. clarity E. carbon content 22. Hard Rock What precious gem is an extremely hard variety of aluminum oxide which owes its pale blue to deep indigo color to small amounts of iron and titanium? Answer……………………………… 23. Characteristic Colors In precious stones, it is represented by the pearl. In metals, it is represented by silver. It stands for the goddess Diana or the Moon. Name this color symbolic of purity, truth, and innocence. Answer…………………………………………………………………………………….…… 24. Hallmarks What two precious metals are given hallmarks as an indication of their fineness? Answer…………………………………………………………………………………………… 25. Rock Art Name the semi-precious stone which the Chinese associated with many human virtues and carved for ritual or decorative purposes. A. opal B. jade C. pewter D. pyrite E. calcite 26. Jewelry Making Name the process consisting of these steps: a wax model is surrounded by clay the clay is baked metal is poured into the space left by the melted wax 27. Gold The finest gold jewelry is marked 18K. The material in this jewelry contains how many parts of metal other than gold? Answer………………………………………………………………………………………… 28. Precious Stones Which precious stone is not organic? A. jet B. ruby C. pearl D. coral E. amber 29. Sacred Symbols They symbolized resurrection and immortality and were frequently carved from precious stones and metals for use as charms and ornaments by the ancient Egyptians. Name these sacred beetles. Answer………………………………………………………………………………………… 30. Gem Geography The best sapphires and rubies come from Sri Lanka. From what South American country do the world's finest emeralds come? Answer………………………………………………………………………………………… Answers to GEM QUIZ -1 1. diamond 16. Cullinan 2. E 17. right 3. carat 18. A 4. red 19. pearl 5. D 20. quartz 6. sapphire 21. E 7. B 22. sapphire 8. jet 23. white 9. facets 24. gold, silver 10. C 25. B 11. casting 26. lost-wax 12. E 27. six 28. B 13. blue 29. scarabs 14. the cut 30. Colombia 15. E