Rhodochrosite and Ludlamite Physical Properties

Rhodochrosite

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

3.0-3.33.1-3.2

1 7.18

1.5 Fracture

Uneven, Conchoidal, Conchoidal to uneven, Brittle

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

1.6 Cleavage

On {10 1 1} perfect; parting on {10 1 2}

Vitreous, pearly on cleavage

1.7 Mohs Hardness

3.5-43-4

2 10

1.8 Chemical Composition

MnCO₃

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

Rhodochrosite and Ludlamite Chemical Formula

While comparing Rhodochrosite 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 Rhodochrosite and Ludlamite chemical formula.

Chemical formula of Rhodochrosite- MnCO₃
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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Rhodochrosite and Ludlamite Specific Gravity

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