Carnelian and Anthophyllite Physical Properties

Carnelian

Anthophyllite

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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

2.58-2.64

2.9-3.5

1.5 Fracture

Uneven, Splintery, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)

Conchoidal, Brittle, Conchoidal, Brittle, Conchoidal, Brittle

1.6 Cleavage

Absent

{110} Perfect, {???} Distinct, {???} Distinct

1.7 Mohs Hardness

6.5-7

5.5-6

1.8 Chemical Composition

SiO₂

(Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)

Carnelian and Anthophyllite Chemical Formula

While comparing Carnelian and Anthophyllite 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 Carnelian and Anthophyllite chemical formula.

Chemical formula of Carnelian- SiO₂
Chemical formula of Anthophyllite- (Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)

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Carnelian and Anthophyllite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Carnelian and Anthophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Carnelian and Anthophyllite Optical Properties during the identification of gemstone. Specific gravity of Carnelian is 2.9-3.5 whereas that of Anthophyllite is 2.9-3.5.