Uvite and Hurlbutite Physical Properties

Uvite

Hurlbutite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.97-3.142.90

1 7.18

1.5 Fracture

Uneven, Conchoidal, Brittle

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

1.6 Cleavage

{1011} Indistinct

None

1.7 Mohs Hardness

Not Available6

2 10

1.8 Chemical Composition

Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

CaBe 2(PO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Uvite and Hurlbutite Chemical Formula

While comparing Uvite and Hurlbutite 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 Uvite and Hurlbutite chemical formula.

Chemical formula of Uvite- Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Chemical formula of Hurlbutite- CaBe 2(PO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Uvite and Hurlbutite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Uvite and Hurlbutite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Uvite and Hurlbutite Optical Properties during the identification of gemstone. Specific gravity of Uvite is 2.90 whereas that of Hurlbutite is 2.90.