Tugtupite and Nosean Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.30-2.60
  
2.30-2.40
  
Fracture
Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009)
  
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
  
Cleavage
{111} Imperfect
  
{110} Perfect
  
Mohs Hardness
5.5-6
  
Not Available
  
Chemical Composition
Na 4AlBeSi 4O 12ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)
  
Tugtupite and Nosean Chemical Formula
While comparing Tugtupite and Nosean 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 Tugtupite and Nosean chemical formula.
- Chemical formula of Tugtupite- Na 4AlBeSi 4O 12ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Nosean- Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)
Tugtupite and Nosean Specific Gravity
Another important criteria for qualitative analysis of gemstones is Tugtupite and Nosean Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tugtupite and Nosean Optical Properties during the identification of gemstone. Specific gravity of Tugtupite is 2.30-2.40 whereas that of Nosean is 2.30-2.40.