Alabaster and Smoky Quartz Physical Properties

Alabaster

Smoky Quartz

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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

2.302.65

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Not Available

{0110} Indistinct

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

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

SiO₂

Alabaster and Smoky Quartz Chemical Formula

While comparing Alabaster and Smoky Quartz 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 Smoky Quartz chemical formula.

Chemical formula of Alabaster- CaSO 4 · 2H 2OWalter Schumann , Gemstones of the world (2001)
Chemical formula of Smoky Quartz- SiO₂

Compare Brown Gemstones

Alabaster Vs Astrophyllite

Alabaster Vs Anhydrite

Alabaster Vs Anthophyllite

Alabaster and Smoky Quartz Specific Gravity

Another important criteria for qualitative analysis of gemstones is Alabaster and Smoky Quartz Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Alabaster and Smoky Quartz Optical Properties during the identification of gemstone. Specific gravity of Alabaster is 2.65 whereas that of Smoky Quartz is 2.65.