Montebrasite and Chrome Tourmaline Physical Properties

Montebrasite

Chrome Tourmaline

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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

2.98-3.102.85-3.35

1 7.18

1.5 Fracture

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

ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

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

3,2

1.7 Mohs Hardness

5.5-67-7.5

2 10

1.8 Chemical Composition

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

Tourmaline is a series of several different minerals with unique chemical formulas.

Montebrasite and Chrome Tourmaline Chemical Formula

While comparing Montebrasite and Chrome Tourmaline 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 Chrome Tourmaline 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 Chrome Tourmaline- Tourmaline is a series of several different minerals with unique chemical formulas.

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Montebrasite and Chrome Tourmaline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Montebrasite and Chrome Tourmaline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Montebrasite and Chrome Tourmaline Optical Properties during the identification of gemstone. Specific gravity of Montebrasite is 2.85-3.35 whereas that of Chrome Tourmaline is 2.85-3.35.