Charlesite and Montebrasite Physical Properties

Charlesite

Montebrasite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

Brittle

1.79

Irregular/uneven

Perfect on {10bar10}

2.5

Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12•26(H2O)

2.98-3.10

Uneven, Conchoidal

{100} Perfect, {110} Good, {011} Distinct

5.5-6

LiAl(PO 4)(OH,F)Walter Schumann , Gemstones of the world (2001) More from other references

Charlesite and Montebrasite Chemical Formula

While comparing Charlesite and Montebrasite 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 Charlesite and Montebrasite chemical formula.

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Charlesite and Montebrasite Specific Gravity

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