Pectolite and Crocoite Physical Properties

Pectolite

Crocoite

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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

2.74-2.905.90-6.10

1 7.18

1.5 Fracture

Uneven, Gemstones (2009), Splintery

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), (e.g. graphite).

1.6 Cleavage

Perfect on {100} and {001}

{110} Distinct, {001} Indistinct, {100} Indistinct

1.7 Mohs Hardness

4.5-52.5-3

2 10

1.8 Chemical Composition

Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.

PbCrO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Pectolite and Crocoite Chemical Formula

While comparing Pectolite and Crocoite 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 Pectolite and Crocoite chemical formula.

Chemical formula of Pectolite- Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.
Chemical formula of Crocoite- PbCrO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Colorless Gems

Pectolite Vs Pleonaste

Pectolite Vs Phosphophyllite

Pectolite Vs Phosphosiderite

Pectolite and Crocoite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pectolite and Crocoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pectolite and Crocoite Optical Properties during the identification of gemstone. Specific gravity of Pectolite is 5.90-6.10 whereas that of Crocoite is 5.90-6.10.