Ametrine and Schorl Physical Properties

Ametrine

Schorl

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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

2.653.18-3.22

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Indiscernible

{1011} Indistinct

1.7 Mohs Hardness

7Not Available

2 10

1.8 Chemical Composition

SiO₂

Na(Fe2+3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Ametrine and Schorl Chemical Formula

While comparing Ametrine and Schorl 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 Ametrine and Schorl chemical formula.

Chemical formula of Ametrine- SiO₂
Chemical formula of Schorl- Na(Fe2+3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

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Ametrine and Schorl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ametrine and Schorl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ametrine and Schorl Optical Properties during the identification of gemstone. Specific gravity of Ametrine is 3.18-3.22 whereas that of Schorl is 3.18-3.22.