Alabaster and Quartz Physical Properties

Alabaster

Quartz

Add ⊕

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, Conchoidal, Brittle, Gems

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 Quartz Chemical Formula

While comparing Alabaster and 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 Quartz chemical formula.

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

Compare Brown Gemstones

Alabaster Vs Anhydrite

Alabaster Vs Anthophyllite

Alabaster Vs Astrophyllite

Alabaster and Quartz Specific Gravity

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