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under the ground in mines

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What ore did ruby come from?

Rubies are not formed from ore like metals. They are instead a variety of the mineral corundum, which is a crystalline form of aluminum oxide. Rubies get their red color from the presence of chromium in their structure.


Is a ruby a mineral ore or none?

A ruby is not classified as a mineral ore; rather, it is a gemstone and a variety of the mineral corundum, composed primarily of aluminum oxide. Rubies get their red color from trace amounts of chromium. While they can be mined and are valuable, they do not serve as a source of metal or other industrial minerals, which is the typical definition of an ore.


What is a rubies mineral class?

Rubies are a color variant of the mineral corundum, which is an oxide.


What rock does titanium come from?

An ore rock containing the mineral Ilmenite.


What mineral has lead ore in it?

the mineral with the ore of lead is galena


What mineral is a tin ore?

The mineral cassiterite is an ore of tin.


What is a mineral class?

Rubies are a color variant of the mineral corundum, which is an oxide.


Is ore extracted from a mineral or a mineral extracted from an ore?

An ore is a rock or mineral from which a valuable metal can be obtained through refining processes.


Characteristics of a mineral to an ore mineral?

A mineral that is useful and economically viable to extract and purify is an ore.


Are rubies the hardest mineral substance is?

no diamonds are


When is a mineral no longer an ore?

When the ore is not profitable.


Is quartz a mineral or an ore?

quartz is a mineral