Catapleiite and Dioptase Physical Properties

Catapleiite

Dioptase

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.723.25-3.35

1 7.18

1.5 Fracture

Brittle, Metallic, Brittle, Metallic

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle

1.6 Cleavage

{110} Perfect, {010} Perfect

Perfect in three directions

1.7 Mohs Hardness

5-65

2 10

1.8 Chemical Composition

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

CuSiO 2(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Catapleiite and Dioptase Chemical Formula

While comparing Catapleiite and Dioptase 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 Dioptase chemical formula.

Chemical formula of Catapleiite- Na 2ZrSi 3O 9 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Dioptase- CuSiO 2(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Catapleiite and Dioptase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Catapleiite and Dioptase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Catapleiite and Dioptase Optical Properties during the identification of gemstone. Specific gravity of Catapleiite is 3.25-3.35 whereas that of Dioptase is 3.25-3.35.