Alabaster and Turquoise Physical Properties

Alabaster

Turquoise

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.302.30-2.90

1 7.18

1.5 Fracture

Not Available

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

Not Available

Good to perfect_usually N/A

1.7 Mohs Hardness

25-6

2 10

1.8 Chemical Composition

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

CuAl₆(PO₄)₄(OH)₈ • 4H₂O

Alabaster and Turquoise Chemical Formula

While comparing Alabaster and Turquoise 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 Turquoise chemical formula.

Chemical formula of Alabaster- CaSO 4 · 2H 2OWalter Schumann , Gemstones of the world (2001)
Chemical formula of Turquoise- CuAl₆(PO₄)₄(OH)₈ • 4H₂O

Compare Brown Gemstones

Alabaster Vs Astrophyllite

Alabaster Vs Anhydrite

Alabaster Vs Anthophyllite

Alabaster and Turquoise Specific Gravity

Another important criteria for qualitative analysis of gemstones is Alabaster and Turquoise Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Alabaster and Turquoise Optical Properties during the identification of gemstone. Specific gravity of Alabaster is 2.30-2.90 whereas that of Turquoise is 2.30-2.90.