Ludlamite and Bloodstone Heliotrope Physical Properties

Ludlamite

Bloodstone Heliotrope

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.1-3.22.55-2.70

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

Vitreous, pearly on cleavage

Not Available

1.7 Mohs Hardness

3-46.5-7

2 10

1.8 Chemical Composition

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

SiO 2Arthur Thomas , Gemstones (2009)

Ludlamite and Bloodstone Heliotrope Chemical Formula

While comparing Ludlamite and Bloodstone Heliotrope 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 Bloodstone Heliotrope 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 Bloodstone Heliotrope- SiO 2Arthur Thomas , Gemstones (2009)

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Ludlamite and Bloodstone Heliotrope Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ludlamite and Bloodstone Heliotrope Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ludlamite and Bloodstone Heliotrope Optical Properties during the identification of gemstone. Specific gravity of Ludlamite is 2.55-2.70 whereas that of Bloodstone Heliotrope is 2.55-2.70.