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Rhodochrosite
Rhodochrosite

Astrophyllite
Astrophyllite



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Rhodochrosite
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Astrophyllite

Rhodochrosite and Astrophyllite Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.0-3.33.2-3.4
Amber
1 7.18
1.5 Fracture
Uneven, Conchoidal, Conchoidal to uneven, Brittle
Uneven, Brittle, Metallic
1.6 Cleavage
On {10 1 1} perfect; parting on {10 1 2}
Perfect on [001] imperfect on [100]
1.7 Mohs Hardness
3.5-43
Amber
2 10
1.8 Chemical Composition
MnCO3
(K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)

Rhodochrosite and Astrophyllite Chemical Formula

While comparing Rhodochrosite and Astrophyllite 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 Rhodochrosite and Astrophyllite chemical formula.

  • Chemical formula of Rhodochrosite- MnCO3
  • Chemical formula of Astrophyllite- (K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)

Rhodochrosite and Astrophyllite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rhodochrosite and Astrophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rhodochrosite and Astrophyllite Optical Properties during the identification of gemstone. Specific gravity of Rhodochrosite is 3.2-3.4 whereas that of Astrophyllite is 3.2-3.4.