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Matrix Opal
Matrix Opal

Ekanite
Ekanite



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Matrix Opal
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Ekanite
Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
1.98-2.50
Conchoidal
None
5.5-6.5
SiO2·nH2O
 
-
-
-
3.28-3.32
Uneven
{101} Distinct
6-6.5
ThCa 2Si 8O 20Walter Schumann , Gemstones of the world (2001) More from other references