Thaumasite and Umbalite Physical Properties

Thaumasite

Umbalite

Add ⊕

1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

1.913.62-4.33

1 7.18

1.5 Fracture

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

Uneven, Uneven, ConchoidalGemdat.org, Management Team (2012)

1.6 Cleavage

Indistinct

Not Available

1.7 Mohs Hardness

3.57-7.5

2 10

1.8 Chemical Composition

Ca 6Si 2(CO 3) 2(SO 4) 2(OH) 12 · 24H 2OUlrich Henn and Claudio C.

Mg 3Al 2(SiO 4) 3 -Mn2+3Al 2(SiO 4) 3Gemdat.org , Management Team (2012)

Thaumasite and Umbalite Chemical Formula

While comparing Thaumasite and Umbalite 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 Thaumasite and Umbalite chemical formula.

Chemical formula of Thaumasite- Ca 6Si 2(CO 3) 2(SO 4) 2(OH) 12 · 24H 2OUlrich Henn and Claudio C.
Chemical formula of Umbalite- Mg 3Al 2(SiO 4) 3 -Mn2+3Al 2(SiO 4) 3Gemdat.org , Management Team (2012)

Compare Gems Found In Africa

Thaumasite Vs Transvaal Jade

Thaumasite Vs Umbalite

Thaumasite Vs Tsavorite

Thaumasite and Umbalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Thaumasite and Umbalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Thaumasite and Umbalite Optical Properties during the identification of gemstone. Specific gravity of Thaumasite is 3.62-4.33 whereas that of Umbalite is 3.62-4.33.