Colored stones final exam - Study guides, Class notes & Summaries

Velvety blue to violetish blue, in medium to medium-dark tones, with strong to vivid saturation - ANSWER - Fine sapphire What trace elements cause the blue of sapphire? - ANSWER - Iron and titanium A smokey corundum that turns blue when treated - ANSWER - Dhun Higher levels of iron make basalt-hosted sapphires ______ than non-basaltic saphhires. - ANSWER - Darker What is the trade name cosidered as the finest blue sapphire? - ANSWER - Kashmir A common sapphire characteristic - ANS...

GIA Final Exam Colored Stones Questions and Answers (Graded A)GIA Final Exam Colored Stones Questions and Answers (Graded A)GIA Final Exam Colored Stones Questions and Answers (Graded A)GIA Final Exam Colored Stones Questions and Answers (Graded A) tree resin hardened over time up to 1000 years - ANSWER - amber inmature amber - ANSWER - copal most valuable amber - ANSWER - transparent red

GIA Colored Stones Complete Final Exam Window - ANS-An area of weak saturation in a transparent gemstone's bodycolor that usually results from the way the gem was cut. Xenocryst - ANS-A "foreign crystal" that formed in unrelated rock and was brought to the surface as a passenger in magma. A gem produced by, or derived from, a living organism is - ANSorganic Which of the following is an organic gem ? - ANS-Amber A substance that consists of atoms of only one kind is a - ANSChemic...

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Colored Stones Final Exam

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Final exam colored stones | with complete solution 2024/25

GIA Colored Stone Final Exam Questions And Answers. By what date had Kokichi Mikimoto begun culturing whole pearls - Answer 1908 Synthetic gem materials - Answer Are not minerals which of the following is an organic gem - Answer amber which of the following is amorphous - Answer amber a natural material that's made up of a mass of one or more kinds of mineral crystals is - Answer rock what group does alamandine belong to - Answer garnet A gem produced by, or derived from, a living organ...

GIA COLORED STONES COMPLETE FINAL EXAM 2024

By what date had Kokichi Mikimoto begun culturing whole pearls - Answer 1908 Synthetic gem materials - Answer Are not minerals which of the following is an organic gem - Answer amber which of the following is amorphous - Answer amber a natural material that's made up of a mass of one or more kinds of mineral crystals is - Answer rock what group does alamandine belong to - Answer garnet A gem produced by, or derived from, a living organism is - Answer organic which of the following is a ...