Thaumasite and Eosphorite Physical Properties

Thaumasite

Eosphorite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

1.913.05-3.08

1 7.18

1.5 Fracture

Subconchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

Subconchoidal, Uneven, Conchoidal, Uneven

1.6 Cleavage

Indistinct

Poor on {100}

1.7 Mohs Hardness

3.55

2 10

1.8 Chemical Composition

Ca 6Si 2(CO 3) 2(SO 4) 2(OH) 12 · 24H 2OUlrich Henn and Claudio C.

Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Thaumasite and Eosphorite Chemical Formula

While comparing Thaumasite and Eosphorite 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 Thaumasite and Eosphorite chemical formula.

Chemical formula of Thaumasite- Ca 6Si 2(CO 3) 2(SO 4) 2(OH) 12 · 24H 2OUlrich Henn and Claudio C.
Chemical formula of Eosphorite- Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

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Thaumasite and Eosphorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Thaumasite and Eosphorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Thaumasite and Eosphorite Optical Properties during the identification of gemstone. Specific gravity of Thaumasite is 3.05-3.08 whereas that of Eosphorite is 3.05-3.08.