Rosasite and Montebrasite Physical Properties

Rosasite

Montebrasite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Effervesces in cold

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4-4.22.98-3.10

1 7.18

1.5 Fracture

Splintery

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

1.6 Cleavage

Perfect on {100} and {010}

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

1.7 Mohs Hardness

45.5-6

2 10

1.8 Chemical Composition

Not Available

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

Rosasite and Montebrasite Chemical Formula

While comparing Rosasite 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 Rosasite and Montebrasite chemical formula.

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

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Rosasite and Montebrasite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rosasite and Montebrasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rosasite and Montebrasite Optical Properties during the identification of gemstone. Specific gravity of Rosasite is 2.98-3.10 whereas that of Montebrasite is 2.98-3.10.