Faustite and Phosphosiderite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.9
2.74-2.76
Fracture
Conchoidal, ConchoidalAnthony et al, Conchoidal, Brittle, Conchoidal
UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Uneven
Cleavage
{???} Indistinct
{010} Perfect, {001} Distinct
Chemical Composition
(Zn,Cu)Al 6(PO 4) 4(OH) 8 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Fe3+ PO 4 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)
Faustite and Phosphosiderite Chemical Formula
While comparing Faustite and Phosphosiderite 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 Phosphosiderite 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 Phosphosiderite- Fe3+ PO 4 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)
Faustite and Phosphosiderite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Faustite and Phosphosiderite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Faustite and Phosphosiderite Optical Properties during the identification of gemstone. Specific gravity of Faustite is 2.74-2.76 whereas that of Phosphosiderite is 2.74-2.76.