×

Ludlamite
Ludlamite

Powellite
Powellite



ADD
Compare
X
Ludlamite
X
Powellite

Ludlamite and Powellite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.1-3.24.23
Amber
1 7.18
1.5 Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)
UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
1.6 Cleavage
Vitreous, pearly on cleavage
{111} Distinct
1.7 Mohs Hardness
3-43.5-4
Amber
2 10
1.8 Chemical Composition
(Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
CaMoO 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Ludlamite and Powellite Chemical Formula

While comparing Ludlamite 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 Ludlamite and Powellite chemical formula.

  • Chemical formula of Ludlamite- (Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Powellite- CaMoO 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Ludlamite and Powellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ludlamite and Powellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ludlamite and Powellite Optical Properties during the identification of gemstone. Specific gravity of Ludlamite is 4.23 whereas that of Powellite is 4.23.