Tourmaline and Phosphosiderite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.85-3.35
2.74-2.76
Fracture
Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)
UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Uneven
Cleavage
Indistinct
{010} Perfect, {001} Distinct
Mohs Hardness
7-7.5
3.5-4
Chemical Composition
Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.
Fe3+ PO 4 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)
Tourmaline and Phosphosiderite Chemical Formula
While comparing Tourmaline 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 Tourmaline and Phosphosiderite chemical formula.
- Chemical formula of Tourmaline- Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.
- Chemical formula of Phosphosiderite- Fe3+ PO 4 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)
Tourmaline and Phosphosiderite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Tourmaline and Phosphosiderite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tourmaline and Phosphosiderite Optical Properties during the identification of gemstone. Specific gravity of Tourmaline is 2.74-2.76 whereas that of Phosphosiderite is 2.74-2.76.