Gyrolite and Hurlbutite Physical Properties

Gyrolite

Hurlbutite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.482.90

1 7.18

1.5 Fracture

Brittle, Uneven, Brittle, Uneven

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

1.6 Cleavage

Perfect on {001}

None

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

NaCa16Si23AlO60(OH)8•64(H2O)

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

Gyrolite and Hurlbutite Chemical Formula

While comparing Gyrolite 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 Gyrolite and Hurlbutite chemical formula.

Chemical formula of Gyrolite- NaCa16Si23AlO60(OH)8•64(H2O)
Chemical formula of Hurlbutite- CaBe 2(PO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Gyrolite and Hurlbutite Specific Gravity

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