Stolzite and Gedrite Physical Properties

Stolzite

Gedrite

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Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

23.15-3.259

1 7.18

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Fracture

Conchoidal, Uneven

Cleavage

Imperfect on {001}, indistinct on {011}

Gedrite Magnesiogedrite , Comments: Dark gray cleavage fragment of magnesiogedrite (gedrite). , Location: Bamble, Telemark, Norway. , Scale: See Image.

Mohs Hardness

2.5-35.5-6

2 10

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Chemical Composition

PbWO4

(Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)

Stolzite and Gedrite Chemical Formula

While comparing Stolzite and Gedrite 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 Stolzite and Gedrite chemical formula.

Chemical formula of Stolzite- PbWO4
Chemical formula of Gedrite- (Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)

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Stolzite and Gedrite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Stolzite and Gedrite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Stolzite and Gedrite Optical Properties during the identification of gemstone. Specific gravity of Stolzite is 3.15-3.259 whereas that of Gedrite is 3.15-3.259.