Caledonite and Lepidolite Physical Properties

Caledonite

Lepidolite

Add ⊕

1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

5.6-5.762.80-2.90

1 7.18

1.5 Fracture

Uneven, UnevenAnthony et al, Handbook of mineralogy (2001)

Uneven, UnevenArthur Thomas, Gemstones (2009)

1.6 Cleavage

[001] perfect; [100] distinct

{001} perfect

1.7 Mohs Hardness

2.5-32.5

2 10

1.8 Chemical Composition

Pb 5Cu 2(SO 4) 3(CO 3)(OH) 6Anthony et al , Handbook of mineralogy (2001)

Mg 3Si 4O 10(OH) 2Ulrich Henn and Claudio C.

Caledonite and Lepidolite Chemical Formula

While comparing Caledonite and Lepidolite 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 Caledonite and Lepidolite chemical formula.

Chemical formula of Caledonite- Pb 5Cu 2(SO 4) 3(CO 3)(OH) 6Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Lepidolite- Mg 3Si 4O 10(OH) 2Ulrich Henn and Claudio C.

Compare Blue Gemstones

Caledonite Vs Coral

Caledonite Vs Chrysocolla

Caledonite Vs Common Opal

Caledonite and Lepidolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Caledonite and Lepidolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Caledonite and Lepidolite Optical Properties during the identification of gemstone. Specific gravity of Caledonite is 2.80-2.90 whereas that of Lepidolite is 2.80-2.90.