Montebrasite and Andradite Garnet Physical Properties

Montebrasite

Andradite Garnet

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.98-3.103.8-3.9

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

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

None

1.7 Mohs Hardness

5.5-66.5-7.5

2 10

1.8 Chemical Composition

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

Ca₃Fe³⁺₂Si₃O₁₂

Montebrasite and Andradite Garnet Chemical Formula

While comparing Montebrasite and Andradite Garnet 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 Montebrasite and Andradite Garnet chemical formula.

Chemical formula of Montebrasite- LiAl(PO 4)(OH,F)Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Andradite Garnet- Ca₃Fe³⁺₂Si₃O₁₂

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Montebrasite and Andradite Garnet Specific Gravity

Another important criteria for qualitative analysis of gemstones is Montebrasite and Andradite Garnet Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Montebrasite and Andradite Garnet Optical Properties during the identification of gemstone. Specific gravity of Montebrasite is 3.8-3.9 whereas that of Andradite Garnet is 3.8-3.9.