Pectolite and Cobaltite Physical Properties

Pectolite

Cobaltite

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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

2.74-2.906.3

1 7.18

1.5 Fracture

Uneven, Gemstones (2009), Splintery

UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, Brittle, Metallic

1.6 Cleavage

Perfect on {100} and {001}

{100} Good, {010} Good, {001} Good

1.7 Mohs Hardness

4.5-55.5

2 10

1.8 Chemical Composition

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

CoAsSAnthony et al , Handbook of mineralogy (2001)

Pectolite and Cobaltite Chemical Formula

While comparing Pectolite and Cobaltite 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 Cobaltite chemical formula.

Chemical formula of Pectolite- Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.
Chemical formula of Cobaltite- CoAsSAnthony et al , Handbook of mineralogy (2001)

Compare Colorless Gems

Pectolite Vs Phosphophyllite

Pectolite Vs Phosphosiderite

Pectolite Vs Pleonaste

Pectolite and Cobaltite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pectolite and Cobaltite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pectolite and Cobaltite Optical Properties during the identification of gemstone. Specific gravity of Pectolite is 6.3 whereas that of Cobaltite is 6.3.