Chalcedony and Rhodizite Physical Properties

Chalcedony

Rhodizite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.55-2.703.34-3.44

1 7.18

1.5 Fracture

Uneven, Splintery, Conchoidal, Uneven, Splintery, Conchoidal, UnevenWalter Schumann

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

1.6 Cleavage

Absent

{111} Indistinct, {111} Indistinct, {111} Indistinct

1.7 Mohs Hardness

6.5-78-8.5

2 10

1.8 Chemical Composition

SiO₂

(K,Cs)Al 4Be 4(B,Be) 12O 28Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Chalcedony and Rhodizite Chemical Formula

While comparing Chalcedony and Rhodizite 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 Chalcedony and Rhodizite chemical formula.

Chemical formula of Chalcedony- SiO₂
Chemical formula of Rhodizite- (K,Cs)Al 4Be 4(B,Be) 12O 28Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Chalcedony and Rhodizite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chalcedony and Rhodizite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chalcedony and Rhodizite Optical Properties during the identification of gemstone. Specific gravity of Chalcedony is 3.34-3.44 whereas that of Rhodizite is 3.34-3.44.