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The mineral corundum.

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16y ago

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Related Questions

Is garnet made of ruby and sapphire?

No. Garnets are a different class of mineral and generally less valuable. Both ruby and sapphire are variants of corundum.


Ruby and sapphire are oxides of?

Ruby and sapphire are oxides of aluminum. They are both forms of the mineral corundum, with ruby being red in color due to the presence of chromium and sapphire coming in various colors, with blue being the most common, due to the presence of iron and titanium.


What is the mineral group for ruby?

Rubies are part of the corundum mineral group.


What gem mineral is an oxide of aluminum?

Ruby and sapphire are both gem varieties of the mineral corundum, an aluminum oxide.


Is a sapphire a mineral?

Sapphire is a variant of the mineral corundum.


What mineral is the most expensive to obtain?

Diamond, sapphire,emrald, ruby they all are expensive


What are some words with mineral in them?

Jade, emeralds, salt (under microscope), ruby, sapphire, diamond, sulfur, turquoise


What is the mineral group of sapphire?

Sapphire comes from the corundum mineral family, which is an aluminum oxide (Al2O3). Corundum consists of pure aluminum oxide, it also contains trace amounts of other elements such as iron, titanium and chromium.


Where are the ruby and sapphire gems on sapphire?

The ruby and sapphire are on fire red and leaf green don't worry about the in ruby sapphire or emerald.


Which mineral is larger a ruby a diamond an emerald or a sapphire?

A mineral is similar to a stone. It size depends on the size one has harvested from the mine/earth/etc.


Is the mineral aluminum transparent?

Aluminium isn't a mineral (it doesn't occur naturally). Perhaps you are thinking of alumina, which does have transparent mineral forms called corundum (ruby, sapphire, padparadscha).


Pokemon LeafGreen what does ruby use for?

Combined with the sapphire the ruby and sapphire will allow you to trade with ruby and sapphire and emerald.