Faustite and Siderite Physical Properties

Faustite

Siderite

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.93.83-3.89

1 7.18

1.5 Fracture

Conchoidal, ConchoidalAnthony et al, Conchoidal, Brittle, Conchoidal

Uneven, Conchoidal, UnevenArthur Thomas, Brittle

1.6 Cleavage

{???} Indistinct

Perfect on {01 1 1}

1.7 Mohs Hardness

4.53.5-4.5

2 10

1.8 Chemical Composition

(Zn,Cu)Al 6(PO 4) 4(OH) 8 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Fe2+ CO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Faustite and Siderite Chemical Formula

While comparing Faustite and Siderite 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 Faustite and Siderite chemical formula.

Chemical formula of Faustite- (Zn,Cu)Al 6(PO 4) 4(OH) 8 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Siderite- Fe2+ CO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Green Gemstones

Faustite Vs Fuchsite

Faustite Vs Gaspite

Faustite Vs Garnet

Faustite and Siderite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Faustite and Siderite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Faustite and Siderite Optical Properties during the identification of gemstone. Specific gravity of Faustite is 3.83-3.89 whereas that of Siderite is 3.83-3.89.