Alabaster and Friedelite Physical Properties

Alabaster

Friedelite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.303.06-3.19

1 7.18

1.5 Fracture

Not Available

UnevenArthur Thomas, Gemstones (2009) Tough, UnevenArthur Thomas, Gemstones (2009) Tough, Brittle, Uneven

1.6 Cleavage

Not Available

{010} Perfect

1.7 Mohs Hardness

24-5

2 10

1.8 Chemical Composition

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

Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

Alabaster and Friedelite Chemical Formula

While comparing Alabaster and Friedelite 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 Friedelite chemical formula.

Chemical formula of Alabaster- CaSO 4 · 2H 2OWalter Schumann , Gemstones of the world (2001)
Chemical formula of Friedelite- Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

Compare Brown Gemstones

Alabaster Vs Anhydrite

Alabaster Vs Anthophyllite

Alabaster Vs Astrophyllite

Alabaster and Friedelite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Alabaster and Friedelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Alabaster and Friedelite Optical Properties during the identification of gemstone. Specific gravity of Alabaster is 3.06-3.19 whereas that of Friedelite is 3.06-3.19.