Prase and Friedelite Physical Properties

Prase

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

2.64-2.693.06-3.19

1 7.18

1.5 Fracture

Gems, Sixth Edition (2006), Gems, Sixth Edition (2006)

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

1.6 Cleavage

Not Available

{010} Perfect

1.7 Mohs Hardness

74-5

2 10

1.8 Chemical Composition

SiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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

Prase and Friedelite Chemical Formula

While comparing Prase 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 Prase and Friedelite chemical formula.

Chemical formula of Prase- SiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Friedelite- Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

Compare Blue Gemstones

Prase Vs Sapphire

Prase Vs Rubellite

Prase Vs Sanidine

Prase and Friedelite Specific Gravity

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