Montebrasite and Jadeite Physical Properties

Montebrasite

Jadeite

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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

2.98-3.103.28-3.38

1 7.18

1.5 Fracture

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

Splintery, UnevenArthur Thomas, Difficult, Fibrous

1.6 Cleavage

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

Good on [110]

1.7 Mohs Hardness

5.5-66.5-7

2 10

1.8 Chemical Composition

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

NaAlSi 2O 6Ulrich Henn and Claudio C.

Montebrasite and Jadeite Chemical Formula

While comparing Montebrasite and Jadeite 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 Jadeite 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 Jadeite- NaAlSi 2O 6Ulrich Henn and Claudio C.

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Montebrasite and Jadeite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Montebrasite and Jadeite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Montebrasite and Jadeite Optical Properties during the identification of gemstone. Specific gravity of Montebrasite is 3.28-3.38 whereas that of Jadeite is 3.28-3.38.