Exam (elaborations)
GIA Colored Stones Assignment 12_ Ruby.
- Module
- Journalism 190 Test #2.
- Institution
- Journalism 190 Test #2.
GIA Colored Stones Assignment 12_ Ruby.
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GIA Colored Stones Assignment 12: Ruby9 - ANS-Ruby rates ____ on the Mohs hardness scale, so it's ideal for frequently worn
jewelry.
chromium, fluorescence - ANS-The trace element ______________ causes rubies to be
red, and can also cause ________________, which intensifies bodycolor.
Compared to rubies from Myanmar, most Thai rubes tend to be... - ANS-darker
Corundum can form only in an environment that's low in... - ANS-silicon
division - ANS-Not everyone agrees on the _______________ between ruby and pink,
purple, or orange sapphire.
heat treated - ANS-Almost all rubies are ________ ___________ to enhance their color.
Heat-treating Mong Hsu rubies... - ANS-eliminates dark centers or cores
In ancient Sanskrit, ruby is called RATNARAJ or - ANS-"king of precious stones"
In the early 1980s, the major source for rubies was... - ANS-Thailand
iron - ANS-The higher levels of ______ in basalt-hosted rubies inhibit fluorescence.
marble deposits - ANS-The finest rubies typically form in ___________
_____________.
Mogok, Myanmar - ANS-_____________, _____________, is the most important
historical ruby source.
Mong-Hsu, Myanmar - ANS-____________, _____________, supplies the majority of
commercial-quality rubies.
Newly discovered ruby deposits at Vatomandry and Andilamena are in what country? -
ANS-Madagascar
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