Mimetite and Boracite Physical Properties

Mimetite

Boracite

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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

7.102.95-2.96

1 7.18

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

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

1.6 Cleavage

[10 1 1] Imperfect

None

1.7 Mohs Hardness

3.57-7.5

2 10

1.8 Chemical Composition

Pb 5(AsO 4) 3ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Mg 3B 7O 13ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Mimetite and Boracite Chemical Formula

While comparing Mimetite and Boracite 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 Mimetite and Boracite chemical formula.

Chemical formula of Mimetite- Pb 5(AsO 4) 3ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Boracite- Mg 3B 7O 13ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Red Gemstones

Mimetite Vs Neptunite

Mimetite Vs Pezzottaite

Mimetite Vs Phosphosiderite

Mimetite and Boracite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Mimetite and Boracite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Mimetite and Boracite Optical Properties during the identification of gemstone. Specific gravity of Mimetite is 2.95-2.96 whereas that of Boracite is 2.95-2.96.