Feldspar and Demantoid Physical Properties

Feldspar

Demantoid

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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

2.56-2.753.77-3.95

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

two or three

Not Available

1.7 Mohs Hardness

6-6.56.5

2 10

1.8 Chemical Composition

Not Available

Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.

Feldspar and Demantoid Chemical Formula

While comparing Feldspar and Demantoid 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 Feldspar and Demantoid chemical formula.

Chemical formula of Demantoid- Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.

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Feldspar and Demantoid Specific Gravity

Another important criteria for qualitative analysis of gemstones is Feldspar and Demantoid Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Feldspar and Demantoid Optical Properties during the identification of gemstone. Specific gravity of Feldspar is 3.77-3.95 whereas that of Demantoid is 3.77-3.95.