Agate and Tanzanite Physical Properties

Agate

Tanzanite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

Hard

1.4 Specific Gravity

2.60-2.64

3.35

1.5 Fracture

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

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

1.6 Cleavage

Indiscernible

Perfect {010}, imperfect {100}

1.7 Mohs Hardness

6.5-7

1.8 Chemical Composition

SiO₂

Ca₂Al₃(SiO₄)₃(OH)

Agate and Tanzanite Chemical Formula

While comparing Agate and Tanzanite 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 Agate and Tanzanite chemical formula.

Chemical formula of Agate- SiO₂
Chemical formula of Tanzanite- Ca₂Al₃(SiO₄)₃(OH)

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Agate and Tanzanite Specific Gravity

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