Eosphorite and Montebrasite Physical Properties

Eosphorite

Montebrasite

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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

3.05-3.082.98-3.10

1 7.18

1.5 Fracture

Subconchoidal, Uneven, Conchoidal, Uneven

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

1.6 Cleavage

Poor on {100}

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

1.7 Mohs Hardness

55.5-6

2 10

1.8 Chemical Composition

Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

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

Eosphorite and Montebrasite Chemical Formula

While comparing Eosphorite 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 Eosphorite and Montebrasite chemical formula.

Chemical formula of Eosphorite- Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Montebrasite- LiAl(PO 4)(OH,F)Walter Schumann , Gemstones of the world (2001) More from other references

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Eosphorite and Montebrasite Specific Gravity

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