Diaspore and Stichtite Physical Properties

Diaspore

Stichtite

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1 Physical Properties

1.1 Tenacity

Very brittle

Not Available

1.2 Solubility

insoluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.30-3.402.11-2.20

1 7.18

1.5 Fracture

Conchoidal, Brittle, Conchoidal

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Uneven

1.6 Cleavage

{010} perfect, {110} distinct, {100} in traces

Perfect on {0001}

1.7 Mohs Hardness

6.5-7Not Available

2 10

1.8 Chemical Composition

AlO(OH)Walter Schumann , Gemstones of the world (2001) More from other references

Mg 6Cr 2(CO 3)(OH) 16 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Diaspore and Stichtite Chemical Formula

While comparing Diaspore and Stichtite 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 Diaspore and Stichtite chemical formula.

Chemical formula of Diaspore- AlO(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Stichtite- Mg 6Cr 2(CO 3)(OH) 16 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Diaspore and Stichtite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Diaspore and Stichtite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Diaspore and Stichtite Optical Properties during the identification of gemstone. Specific gravity of Diaspore is 2.11-2.20 whereas that of Stichtite is 2.11-2.20.