Stolzite and Ludlamite Physical Properties

Stolzite

Ludlamite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

23.1-3.2

1 7.18

1.5 Fracture

Conchoidal, Uneven, Brittle

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

1.6 Cleavage

Imperfect on {001}, indistinct on {011}

Vitreous, pearly on cleavage

1.7 Mohs Hardness

2.5-33-4

2 10

1.8 Chemical Composition

Not Available

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

Stolzite and Ludlamite Chemical Formula

While comparing Stolzite 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 Stolzite and Ludlamite chemical formula.

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

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Stolzite and Ludlamite Specific Gravity

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