Andesine and Chlorapatite Physical Properties

Andesine

Chlorapatite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.65-2.693.17-3.18

1 7.18

1.5 Fracture

Uneven, Uneven, Conchoidal, Uneven, Gems, Sixth Edition (2006)

Not Available

1.6 Cleavage

Perfect on {001}, good on {010}

Not Available

1.7 Mohs Hardness

6-6.5Not Available

2 10

1.8 Chemical Composition

(Na,Ca)Al_1-2Si_3-2O₈

Ca 5(PO 4) 3ClAnthony et al , Handbook of mineralogy (2001)

Andesine and Chlorapatite Chemical Formula

While comparing Andesine and Chlorapatite 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 Andesine and Chlorapatite chemical formula.

Chemical formula of Andesine- (Na,Ca)Al_1-2Si_3-2O₈
Chemical formula of Chlorapatite- Ca 5(PO 4) 3ClAnthony et al , Handbook of mineralogy (2001)

Compare Red Gemstones

Andesine Vs Black Opal

Andesine Vs Bloodstone Heliotrope

Andesine Vs Blue John

Andesine and Chlorapatite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Andesine and Chlorapatite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Andesine and Chlorapatite Optical Properties during the identification of gemstone. Specific gravity of Andesine is 3.17-3.18 whereas that of Chlorapatite is 3.17-3.18.