×

Montebrasite
Montebrasite

Ludlamite
Ludlamite



ADD
Compare
X
Montebrasite
X
Ludlamite

Montebrasite and Ludlamite Physical Properties

Physical Properties

Tenacity

-
-

Solubility

-
-

Durability

-
-

Specific Gravity

2.98-3.103.1-3.2
1 7.18
👆🏻

Fracture

Uneven, Conchoidal
-

Cleavage

{100} Perfect, {110} Good, {011} Distinct
Vitreous, pearly on cleavage

Mohs Hardness

5.5-63-4
2 10
👆🏻

Chemical Composition

LiAl(PO 4)(OH,F)Walter Schumann , Gemstones of the world (2001) More from other references
(Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Montebrasite and Ludlamite Chemical Formula

While comparing Montebrasite and Ludlamite 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 Montebrasite and Ludlamite chemical formula.

  • Chemical formula of Montebrasite- LiAl(PO 4)(OH,F)Walter Schumann , Gemstones of the world (2001) More from other references
  • Chemical formula of Ludlamite- (Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Montebrasite and Ludlamite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Montebrasite and Ludlamite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Montebrasite and Ludlamite Optical Properties during the identification of gemstone. Specific gravity of Montebrasite is 3.1-3.2 whereas that of Ludlamite is 3.1-3.2.