Catapleiite and Rock Crystal Physical Properties

Catapleiite

Rock Crystal

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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

2.722.65

1 7.18

1.5 Fracture

Brittle, Metallic, Brittle, Metallic

ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

{110} Perfect, {010} Perfect

Not Available

1.7 Mohs Hardness

5-67

2 10

1.8 Chemical Composition

Na 2ZrSi 3O 9 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

SiO 2Walter Schumann , Gemstones of the world (2001)

Catapleiite and Rock Crystal Chemical Formula

While comparing Catapleiite and Rock Crystal 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 Catapleiite and Rock Crystal chemical formula.

Chemical formula of Catapleiite- Na 2ZrSi 3O 9 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Rock Crystal- SiO 2Walter Schumann , Gemstones of the world (2001)

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Catapleiite and Rock Crystal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Catapleiite and Rock Crystal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Catapleiite and Rock Crystal Optical Properties during the identification of gemstone. Specific gravity of Catapleiite is 2.65 whereas that of Rock Crystal is 2.65.