Topic: Gems Minerals
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Answers to Common Questions
What Qualifies a Mineral to Be a Gem?
Certain minerals, rocks and organic materials are classified as gemstones when their aesthetic value, after being cut and polished, is high enough that it can be used in the manufacture of jewelry. The value of these materials has a direct ... Read More »
Source: http://www.ehow.com/facts_5013397_what-qualifies-mineral-gem.html
What makes a mineral a gem?
In general, for a mineral to be a gem it should be hard, durable, and colorful. Read More »
Source: http://wiki.answers.com/Q/What_makes_a_mineral_a_gem
What are the examples of Gem Minerals?
1. PYRITE- Also known as fools gold, it is used as an ornamental material. 2. OLIVINE-The gem quality variety is known as peridot. 3. GARNET- A common mineral, but rarely having gem quality or color. 4. CORUNDUM-The gem quality grade of cor... Read More »
Source: http://wiki.answers.com/Q/What_are_the_examples_of_Gem_Minerals
More Common Questions
Answers to Other Common Questions
Opal and amber are not minerals.
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Source: http://wiki.answers.com/Q/What_gem_is_not_a_mineral
Opal is not a mineral, but a silica gel.
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Source: http://wiki.answers.com/Q/What_is_an_Example_of_a_gem_that_is_not...
Some gem minerals are beryl's, which make up emeralds and aquamarine, Corundums, which make up rubies and sapphires, and Diamond.There are other gem minerals out there too, like opal, and gem quality quartz even.
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Source: http://wiki.answers.com/Q/What_is_gems_mineral
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Source: http://wiki.answers.com/Q/How_many_minerals_are_considered_gems
Minerals and gemstones mined in Australia include: Bauxite Coal Diamonds Salt Uranium Opals Sapphires
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Source: http://wiki.answers.com/Q/What_gems_and_minerals_are_mined_in_Aus...
The New Jersey state gem is the Natrolite
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Source: http://wiki.answers.com/Q/What_is_the_gem_or_mineral_of_New_Jerse...
A mineral specimen becomes a gem when the specimen is polished or cut (shaped) in such a way as to improve its appearance. Normally, only a transparent or translucent specimen is usually cut into a gem.
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Source: http://wiki.answers.com/Q/When_does_a_mineral_become_a_gem
