Powellite and Siderite Physical Properties

Powellite

Siderite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.233.83-3.89

1 7.18

1.5 Fracture

UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

Uneven, Conchoidal, UnevenArthur Thomas, Brittle

1.6 Cleavage

{111} Distinct

Perfect on {01 1 1}

1.7 Mohs Hardness

3.5-43.5-4.5

2 10

1.8 Chemical Composition

CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

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

Powellite and Siderite Chemical Formula

While comparing Powellite 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 Powellite and Siderite chemical formula.

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

Compare Blue Gemstones

Powellite Vs Rock Crystal

Powellite Vs Sanidine

Powellite Vs Rubellite

Powellite and Siderite Specific Gravity

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