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Quartz
Quartz

Almandine
Almandine



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Quartz
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Almandine

Quartz and Almandine Physical Properties

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1 Physical Properties
1.1 Tenacity
Brittle
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.653.95-4.30
Amber
1 7.18
1.5 Fracture
Conchoidal, Conchoidal, Brittle, Gems
Conchoidal, Brittle, Conchoidal, Brittle, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal
1.6 Cleavage
{0110} Indistinct
none
1.7 Mohs Hardness
77-7.5
Amber
2 10
1.8 Chemical Composition
SiO2
Fe 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Quartz and Almandine Chemical Formula

While comparing Quartz and Almandine 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 Quartz and Almandine chemical formula.

  • Chemical formula of Quartz- SiO2
  • Chemical formula of Almandine- Fe 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Quartz and Almandine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Quartz and Almandine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Quartz and Almandine Optical Properties during the identification of gemstone. Specific gravity of Quartz is 3.95-4.30 whereas that of Almandine is 3.95-4.30.