Ludlamite and Grandidierite Physical Properties

Ludlamite

Grandidierite

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.1-3.22.85-3.00

1 7.18

1.5 Fracture

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)

Brittle, UnevenArthur Thomas, Gemstones (2009), Brittle, Uneven

1.6 Cleavage

Vitreous, pearly on cleavage

Perfect

1.7 Mohs Hardness

3-47.5

2 10

1.8 Chemical Composition

(Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.

Ludlamite and Grandidierite Chemical Formula

While comparing Ludlamite and Grandidierite 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 Grandidierite chemical formula.

Chemical formula of Ludlamite- (Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Grandidierite- (Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.

Compare Green Gemstones

Ludlamite Vs Moonstone

Ludlamite Vs Moss Agate

Ludlamite Vs Musgravite

Ludlamite and Grandidierite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ludlamite and Grandidierite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ludlamite and Grandidierite Optical Properties during the identification of gemstone. Specific gravity of Ludlamite is 2.85-3.00 whereas that of Grandidierite is 2.85-3.00.