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Adamantine Spar

A variety of Corundum
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Formula:
Al2O3
Colour:
Brown
Lustre:
Silky
Hardness:
9
A silky brown variety of corundum.


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Unique IdentifiersHide

Mindat ID:
5135 (as Adamantine Spar)
1136 (as Corundum)
Long-form identifier:
mindat:1:1:5135:0 (as Adamantine Spar)
mindat:1:1:1136:1 (as Corundum)

Physical Properties of Adamantine SparHide

Lustre:
Silky
Colour:
Brown
Hardness:
9 on Mohs scale
Hardness Data:
Measured

Chemistry of Adamantine SparHide

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

Calculated from ideal end-member formula.
Al
O
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 Adamantine SparHide

References for Adamantine SparHide

Localities for Adamantine SparHide

Showing 1 localities.

ⓘ - Click for references and further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.
India
 
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