Alabaster and Phosphosiderite Physical Properties

Alabaster

Phosphosiderite

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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

2.302.74-2.76

1 7.18

1.5 Fracture

Not Available

UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Uneven

1.6 Cleavage

Not Available

{010} Perfect, {001} Distinct

1.7 Mohs Hardness

23.5-4

2 10

1.8 Chemical Composition

CaSO 4 · 2H 2OWalter Schumann , Gemstones of the world (2001)

Fe3+ PO 4 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)

Alabaster and Phosphosiderite Chemical Formula

While comparing Alabaster 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 Alabaster and Phosphosiderite chemical formula.

Chemical formula of Alabaster- CaSO 4 · 2H 2OWalter Schumann , Gemstones of the world (2001)
Chemical formula of Phosphosiderite- Fe3+ PO 4 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)

Compare Brown Gemstones

Alabaster Vs Anhydrite

Alabaster Vs Astrophyllite

Alabaster Vs Anthophyllite

Alabaster and Phosphosiderite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Alabaster and Phosphosiderite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Alabaster and Phosphosiderite Optical Properties during the identification of gemstone. Specific gravity of Alabaster is 2.74-2.76 whereas that of Phosphosiderite is 2.74-2.76.