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Mexican fire opal
Mexican fire opal

Andesine
Andesine



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Mexican fire opal
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Andesine

Mexican fire opal and Andesine Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
None
-9999
SiO2·nH2O
 
Brittle
-
-
2.65-2.69
Uneven, Conchoidal
Perfect on {001}, good on {010}
6-6.5
(Na,Ca)Al1-2Si3-2O8

Mexican fire opal and Andesine Chemical Formula

While comparing Mexican fire opal and Andesine physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Mexican fire opal and Andesine chemical formula.

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Mexican fire opal and Andesine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Mexican fire opal and Andesine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Mexican fire opal Vs Andesine during the identification of gemstone. Specific gravity of Mexican fire opal is whereas that of Andesine is .