Thaumasite and Tourmaline Physical Properties
Tenacity
Brittle
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
1.91
  
2.85-3.35
  
Fracture
Subconchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
  
Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)
  
Cleavage
Indistinct
  
Indistinct
  
Mohs Hardness
3.5
  
7-7.5
  
Chemical Composition
Ca 6Si 2(CO 3) 2(SO 4) 2(OH) 12 · 24H 2OUlrich Henn and Claudio C.
  
Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.
  
Thaumasite and Tourmaline Chemical Formula
While comparing Thaumasite and Tourmaline 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 Tourmaline 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 Tourmaline- Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.
Thaumasite and Tourmaline Specific Gravity
Another important criteria for qualitative analysis of gemstones is Thaumasite and Tourmaline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Thaumasite and Tourmaline Optical Properties during the identification of gemstone. Specific gravity of Thaumasite is 2.85-3.35 whereas that of Tourmaline is 2.85-3.35.