Carletonite and Andradite Physical Properties

Carletonite

Andradite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.453.70-4.10

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Brittle

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

1.6 Cleavage

Perfect on {001}, good on {110}

none

1.7 Mohs Hardness

4-4.56.5-7

2 10

1.8 Chemical Composition

KNa 4Ca 4Si 8O 18(CO 3) 4(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Carletonite and Andradite Chemical Formula

While comparing Carletonite and Andradite 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 Carletonite and Andradite chemical formula.

Chemical formula of Carletonite- KNa 4Ca 4Si 8O 18(CO 3) 4(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Andradite- Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Compare White Gemstones

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Carletonite Vs Chrome Tourmaline

Carletonite Vs Chrome Tremolite

Carletonite and Andradite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Carletonite and Andradite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Carletonite and Andradite Optical Properties during the identification of gemstone. Specific gravity of Carletonite is 3.70-4.10 whereas that of Andradite is 3.70-4.10.