Ulexite and Powellite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
1.65-1.99
4.23
Fracture
UnevenAnthony et al, Uneven, UnevenAnthony et al, Uneven, Brittle, Metallic
UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
Cleavage
{010} Perfect, {110} Perfect
{111} Distinct
Mohs Hardness
2-2.5
3.5-4
Chemical Composition
NaCaB 5O 6(OH) 6 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Ulexite and Powellite Chemical Formula
While comparing Ulexite and Powellite 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 Ulexite and Powellite chemical formula.
- Chemical formula of Ulexite- NaCaB 5O 6(OH) 6 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
- Chemical formula of Powellite- CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Ulexite and Powellite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Ulexite and Powellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ulexite and Powellite Optical Properties during the identification of gemstone. Specific gravity of Ulexite is 4.23 whereas that of Powellite is 4.23.