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Rock Crystal
Rock Crystal

Hematite
Hematite



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Rock Crystal
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Hematite

Rock Crystal and Hematite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.655.00-5.30
Amber
1 7.18
1.5 Fracture
ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle
1.6 Cleavage
Not Available
None, may show partings on {0001} and {10 1 1}
1.7 Mohs Hardness
76
Amber
2 10
1.8 Chemical Composition
SiO 2Walter Schumann , Gemstones of the world (2001)
Fe 2O 3Arthur Thomas , Gemstones (2009)

Rock Crystal and Hematite Chemical Formula

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

  • Chemical formula of Rock Crystal- SiO 2Walter Schumann , Gemstones of the world (2001)
  • Chemical formula of Hematite- Fe 2O 3Arthur Thomas , Gemstones (2009)

Rock Crystal and Hematite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rock Crystal and Hematite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rock Crystal and Hematite Optical Properties during the identification of gemstone. Specific gravity of Rock Crystal is 5.00-5.30 whereas that of Hematite is 5.00-5.30.