Caledonite and Spessartine Physical Properties

Caledonite

Spessartine

Add ⊕

1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

5.6-5.764.12-4.18

1 7.18

1.5 Fracture

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

ConchoidalArthur Thomas, Conchoidal, Brittle

1.6 Cleavage

[001] perfect; [100] distinct

{???} Distinct

1.7 Mohs Hardness

2.5-37-7.5

2 10

1.8 Chemical Composition

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

Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Caledonite and Spessartine Chemical Formula

While comparing Caledonite and Spessartine 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 Spessartine 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 Spessartine- Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Compare Blue Gemstones

Caledonite Vs Common Opal

Caledonite Vs Coral

Caledonite Vs Chrysocolla

Caledonite and Spessartine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Caledonite and Spessartine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Caledonite and Spessartine Optical Properties during the identification of gemstone. Specific gravity of Caledonite is 4.12-4.18 whereas that of Spessartine is 4.12-4.18.