Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Oriental Emerald

A variety of Corundum
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Formula:
Al2O3
Colour:
Green
A green gem variety of Corundum.


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Unique IdentifiersHide

Mindat ID:
8123 (as Oriental Emerald)
1136 (as Corundum)
Long-form identifier:
mindat:1:1:8123:4 (as Oriental Emerald)
mindat:1:1:1136:1 (as Corundum)

Physical Properties of Oriental EmeraldHide

Colour:
Green

Chemistry of Oriental EmeraldHide

Mindat Formula:
Al2O3
Element Weights:
Element% weight
Al52.925 %
O47.075 %

Calculated from ideal end-member formula.
Elements listed:
Al, O - search for minerals with similar chemistry

Other InformationHide

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for Oriental EmeraldHide

References for Oriental EmeraldHide

Reference List:
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