Rosasite and Friedelite Physical Properties

Rosasite

Friedelite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Effervesces in cold

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4-4.23.06-3.19

1 7.18

1.5 Fracture

Splintery

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

1.6 Cleavage

Perfect on {100} and {010}

{010} Perfect

1.7 Mohs Hardness

44-5

2 10

1.8 Chemical Composition

Not Available

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

Rosasite and Friedelite Chemical Formula

While comparing Rosasite 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 Rosasite and Friedelite chemical formula.

Chemical formula of Friedelite- Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

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Rosasite and Friedelite Specific Gravity

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