Onyx and Tinzenite Physical Properties

Onyx

Tinzenite

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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

2.55-2.703.355-3.433

1 7.18

1.5 Fracture

Not Available

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001)

1.6 Cleavage

Indiscernible

{???} Good, {???} Good

1.7 Mohs Hardness

6.5-7Not Available

2 10

1.8 Chemical Composition

SiO₂

(Ca,Mn2+ ,Fe2+ ) 3Al 2BSi 4O 15(OH)Anthony et al , Handbook of mineralogy (2001)

Onyx and Tinzenite Chemical Formula

While comparing Onyx and Tinzenite 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 Onyx and Tinzenite chemical formula.

Chemical formula of Onyx- SiO₂
Chemical formula of Tinzenite- (Ca,Mn2+ ,Fe2+ ) 3Al 2BSi 4O 15(OH)Anthony et al , Handbook of mineralogy (2001)

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Onyx and Tinzenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Onyx and Tinzenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Onyx and Tinzenite Optical Properties during the identification of gemstone. Specific gravity of Onyx is 3.355-3.433 whereas that of Tinzenite is 3.355-3.433.