Iddingsite and Peridot Physical Properties

Iddingsite

Peridot

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.5-2.81.54-1.55

1 7.18

1.5 Fracture

Not Available

Conchoidal

1.6 Cleavage

{???} Perfect

Poor

1.7 Mohs Hardness

36.5-7

2 10

1.8 Chemical Composition

MgO.Fe2O3.3SiO2•4(H2O)

(Mg,Fe)₂SiO₄

Iddingsite and Peridot Chemical Formula

While comparing Iddingsite and Peridot 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 Iddingsite and Peridot chemical formula.

Chemical formula of Iddingsite- MgO.Fe2O3.3SiO2•4(H2O)
Chemical formula of Peridot- (Mg,Fe)₂SiO₄

Compare Brown Gemstones

Iddingsite Vs Amblygonite

Iddingsite Vs Allanite

Iddingsite Vs Andalusite

Iddingsite and Peridot Specific Gravity

Another important criteria for qualitative analysis of gemstones is Iddingsite and Peridot Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Iddingsite and Peridot Optical Properties during the identification of gemstone. Specific gravity of Iddingsite is 1.54-1.55 whereas that of Peridot is 1.54-1.55.