Andesine and Sapphirine Physical Properties

Andesine

Sapphirine

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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

2.65-2.693.40-3.58

1 7.18

1.5 Fracture

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

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Uneven

1.6 Cleavage

Perfect on {001}, good on {010}

{010} Perfect

1.7 Mohs Hardness

6-6.57.5

2 10

1.8 Chemical Composition

(Na,Ca)Al_1-2Si_3-2O₈

(Al,Mg) 8(Al,Si) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Andesine and Sapphirine Chemical Formula

While comparing Andesine and Sapphirine 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 Sapphirine chemical formula.

Chemical formula of Andesine- (Na,Ca)Al_1-2Si_3-2O₈
Chemical formula of Sapphirine- (Al,Mg) 8(Al,Si) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Red Gemstones

Andesine Vs Bloodstone Heliotrope

Andesine Vs Black Opal

Andesine Vs Blue John

Andesine and Sapphirine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Andesine and Sapphirine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Andesine and Sapphirine Optical Properties during the identification of gemstone. Specific gravity of Andesine is 3.40-3.58 whereas that of Sapphirine is 3.40-3.58.