Ulexite and Rock Crystal Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
1.65-1.99
2.65
Fracture
UnevenAnthony et al, Uneven, UnevenAnthony et al, Uneven, Brittle, Metallic
ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)
Cleavage
{010} Perfect, {110} Perfect
Not Available
Chemical Composition
NaCaB 5O 6(OH) 6 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
SiO 2Walter Schumann , Gemstones of the world (2001)
Ulexite and Rock Crystal Chemical Formula
While comparing Ulexite and Rock Crystal 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 Rock Crystal chemical formula.
- Chemical formula of Ulexite- NaCaB 5O 6(OH) 6 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
- Chemical formula of Rock Crystal- SiO 2Walter Schumann , Gemstones of the world (2001)
Ulexite and Rock Crystal Specific Gravity
Another important criteria for qualitative analysis of gemstones is Ulexite and Rock Crystal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ulexite and Rock Crystal Optical Properties during the identification of gemstone. Specific gravity of Ulexite is 2.65 whereas that of Rock Crystal is 2.65.