Sunstone and Wulfenite Physical Properties

Sunstone

Wulfenite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.62-2.656.50-7.00

1 7.18

1.5 Fracture

Gemstones of the world (2001)

Irregular, Brittle, Conchoidal

1.6 Cleavage

001

On {011}, distinct; on {001}, {013}, indistinct

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

Microcline: KAlSi₃O₈ Oligoclase: (Na,Ca)Al_1-2Si_3-2O₈

PbMoO 4Walter Schumann , Gemstones of the world (2001)

Sunstone and Wulfenite Chemical Formula

While comparing Sunstone and Wulfenite 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 Sunstone and Wulfenite chemical formula.

Chemical formula of Sunstone- Microcline: KAlSi₃O₈ Oligoclase: (Na,Ca)Al_1-2Si_3-2O₈
Chemical formula of Wulfenite- PbMoO 4Walter Schumann , Gemstones of the world (2001)

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Sunstone and Wulfenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sunstone and Wulfenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sunstone and Wulfenite Optical Properties during the identification of gemstone. Specific gravity of Sunstone is 6.50-7.00 whereas that of Wulfenite is 6.50-7.00.