Alabaster and Cavansite Physical Properties

Alabaster

Cavansite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.302.25-2.33

1 7.18

1.5 Fracture

Not Available

Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

Not Available

Good on {010}

1.7 Mohs Hardness

23-4

2 10

1.8 Chemical Composition

CaSO 4 · 2H 2OWalter Schumann , Gemstones of the world (2001)

Ca(VO)Si4O10•4(H2O)

Alabaster and Cavansite Chemical Formula

While comparing Alabaster and Cavansite 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 Alabaster and Cavansite chemical formula.

Chemical formula of Alabaster- CaSO 4 · 2H 2OWalter Schumann , Gemstones of the world (2001)
Chemical formula of Cavansite- Ca(VO)Si4O10•4(H2O)

Compare Brown Gemstones

Alabaster Vs Astrophyllite

Alabaster Vs Anhydrite

Alabaster Vs Anthophyllite

Alabaster and Cavansite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Alabaster and Cavansite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Alabaster and Cavansite Optical Properties during the identification of gemstone. Specific gravity of Alabaster is 2.25-2.33 whereas that of Cavansite is 2.25-2.33.