Sapphire is a gem-quality variant of the mineral corundum.
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Sapphire is a form of the mineral corundum.
Sapphire is a form of the mineral corundum.
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A pink sapphire is made when the main sapphire minerals have additional chromium added to the mix. This gives it a pink or red hue. A red-hued sapphire is also known as a ruby.
No, sapphire is not foliated. Sapphire is a crystalline form of corundum and typically occurs in a hexagonal crystal structure. Foliation is a feature of metamorphic rocks where minerals are aligned in layers, which is not characteristic of sapphire's formation or structure.
A rock's color is dependent on the minerals present and quantity of those minerals.
No, sapphire is a form of the mineral corundum and is composed of aluminum oxide (Al2O3), not a silicate mineral. Silicates are minerals composed of silicon and oxygen, whereas sapphire is an oxide mineral.
Ruby,Emerld,Topaz,Dimond and Sapphire are most expensive
It is hard to explain so you can go to youtube.com or research about it.
a sapphire doesn't have a streak.
tabe salt, talc, and a sapphire if there are any others tell me