Oligoclase and Hurlbutite Physical Properties

Oligoclase

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

2.62-2.672.90

1 7.18

1.5 Fracture

Gems, Sixth Edition (2006), Gems, Sixth Edition (2006), Uneven

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

1.6 Cleavage

From the Greek, oligos and kasein, little cleavage.

None

1.7 Mohs Hardness

6-6.56

2 10

1.8 Chemical Composition

Na(90-70%)Ca(10-30%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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

Oligoclase and Hurlbutite Chemical Formula

While comparing Oligoclase 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 Oligoclase and Hurlbutite chemical formula.

Chemical formula of Oligoclase- Na(90-70%)Ca(10-30%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Hurlbutite- CaBe 2(PO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Colorless Gems

Oligoclase Vs Pezzottaite

Oligoclase Vs Phenakite

Oligoclase Vs Phosphophyllite

Oligoclase and Hurlbutite Specific Gravity

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