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Blue spinel
Blue spinel

Herderite
Herderite



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Blue spinel
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Herderite

Blue spinel and Herderite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
None
-9999
MgAl2O4
 
-
-
-
2.90-3.02
Subconchoidal, Conchoidal
Indistinct on {110}
5-5.5
CaBePO 4(F,OH)Ulrich Henn and Claudio C.

Blue spinel and Herderite Chemical Formula

While comparing Blue spinel and Herderite 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 Blue spinel and Herderite chemical formula.

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Blue spinel and Herderite Specific Gravity

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