Datolite and Siderite Physical Properties

Datolite

Siderite

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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

2.90-3.003.83-3.89

1 7.18

1.5 Fracture

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

Uneven, Conchoidal, UnevenArthur Thomas, Brittle

1.6 Cleavage

None

Perfect on {01 1 1}

1.7 Mohs Hardness

5-5.53.5-4.5

2 10

1.8 Chemical Composition

CaBSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Fe2+ CO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Datolite and Siderite Chemical Formula

While comparing Datolite and Siderite 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 Datolite and Siderite chemical formula.

Chemical formula of Datolite- CaBSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Siderite- Fe2+ CO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Green Gemstones

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Datolite Vs Elaeolite

Datolite and Siderite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Datolite and Siderite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Datolite and Siderite Optical Properties during the identification of gemstone. Specific gravity of Datolite is 3.83-3.89 whereas that of Siderite is 3.83-3.89.