Rock Crystal and Scolecite Physical Properties

Rock Crystal

Scolecite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.652.20-2.23

1 7.18

1.5 Fracture

ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)

Irregular/uneven, UnevenAnthony et al, Handbook of mineralogy (2001), Brittle, Uneven

1.6 Cleavage

Not Available

Perfect on {110} and {1 1 0}

1.7 Mohs Hardness

75-5.5

2 10

1.8 Chemical Composition

SiO 2Walter Schumann , Gemstones of the world (2001)

CaAl 2Si 3O 10 · 3H 2OUlrich Henn and Claudio C.

Rock Crystal and Scolecite Chemical Formula

While comparing Rock Crystal and Scolecite 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 Scolecite chemical formula.

Chemical formula of Rock Crystal- SiO 2Walter Schumann , Gemstones of the world (2001)
Chemical formula of Scolecite- CaAl 2Si 3O 10 · 3H 2OUlrich Henn and Claudio C.

Compare Blue Gemstones

Rock Crystal Vs Scorzalite

Rock Crystal Vs Sardonyx

Rock Crystal Vs Serendibite

Rock Crystal and Scolecite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rock Crystal and Scolecite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rock Crystal and Scolecite Optical Properties during the identification of gemstone. Specific gravity of Rock Crystal is 2.20-2.23 whereas that of Scolecite is 2.20-2.23.