Carletonite and Plumbogummite Physical Properties

Carletonite

Plumbogummite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.45

4.014

1.5 Fracture

Conchoidal, Conchoidal, Brittle

Uneven, Conchoidal

1.6 Cleavage

Perfect on {001}, good on {110}

None

1.7 Mohs Hardness

4-4.5

4-5

1.8 Chemical Composition

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

Not Available

Carletonite and Plumbogummite Chemical Formula

While comparing Carletonite and Plumbogummite 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 Plumbogummite chemical formula.

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

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Carletonite and Plumbogummite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Carletonite and Plumbogummite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Carletonite and Plumbogummite Optical Properties during the identification of gemstone. Specific gravity of Carletonite is 4.014 whereas that of Plumbogummite is 4.014.