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Gems are mineral crystals which have been cut, faceted, and polished. They count.
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Are gems rocks?
Most consider gems to be rare crystalline minerals of high Mohs hardness, with a degree of clarity.
How do you get gemstones?
Gemstones are mainly found by volcanoes, because they are formed below the crust, and the volcano pushes them to or near the surface. Gemstones can be found in any part of the world, though, but the real question is whether you are willing to dig for them and/or get lucky.
Can the mineral azurite scratch glass?
apatite can not scratch glass. it is considered number 5 1/2 on the Mohs Scale Of Hardness. Apatite is number 5 on the scale and can only scratch itself and all of the minerals lower on the scale.
What is considered a pure substance?
Pureness is in the eye of the beholder. But monocrystaline minerals could be considered "pure" as could anything consisting of just one element or one compound.
What qualities must a mineral possess in order to be considered a gem?
Some minerals have a crystal structure that is hard enough to be durable when worn on a daily basis. If this crystal structure is rare and possesses clarity it becomes valuable, and can be called a gem crystal.
What are the 4 main minerals Like gems and precious stones?
The four main minerals like gems and precious stones include diamond, gold, oil and natural gas. Any country that has any of these minerals is usually considered as a rich country.
Is a mineral a gem or an ore?
Either, or both. Minerals are usually considered gems if they are valuable, attractive and highly pure. Minerals are considered ores if they are used to extract a substance. For example, pure haematite is polished and sold as a gem, while crude haematite is used to extract iron.
What is gem stone can all minerals be gem stones?
Stones that are rare, and look beautiful are considered Gems.
Are gems rocks?
Most consider gems to be rare crystalline minerals of high Mohs hardness, with a degree of clarity.
How are minerals and gems valuable?
cause gems can be made into money
Rare and beautiful minerals are called what?
They are called gemstones.Rare, beautiful minerals are generally classified as "gems" or "gemstones".
How many issues to precious rocks gems and minerals?
There are 80 issues for about $11.00.
What qualities must a mineral possess in order to be considered a gem.?
All gems are minerals, but not all minerals are gems. In order for the mineral to be classified as a gem, the mineral must have very specific qualities. Minerals are judged on the following:beautydurabilityrarityportabilityand among other things..Submitted answer does not answer the question nor is it correct. All Gems are not minerals. A Gem is a piece of rock or mineral, which, in cut and polished form, is used to make jewelry or other adornments.
Are synthetic gems consider as minerals?
No, synthetic gems are not minerals. Part of the definition of a mineral is that it is found in nature, not created by man.
What is a gem can all minerals be gems?
no
What has the author John Sampson White written?
John Sampson White has written: 'Minerals and gems' -- subject(s): Gems, Mineralogy, Minerals
Are other gems found near quartz deposits?
Many other minerals are found in association with quartz.
