Gedrite and Annabergite Physical Properties

Gedrite

Annabergite

Add ⊕

Physical Properties

Tenacity

Sectile

Solubility

Durability

Specific Gravity

3.15-3.2593.07

1 7.18

👆🏻

Fracture

Cleavage

Gedrite Magnesiogedrite , Comments: Dark gray cleavage fragment of magnesiogedrite (gedrite). , Location: Bamble, Telemark, Norway. , Scale: See Image.

Perfect on {010}, indistinct on {100} and {102}

Mohs Hardness

5.5-62

2 10

👆🏻

Chemical Composition

(Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)

Ni3(AsO4)2•8(H2O)

Gedrite and Annabergite Chemical Formula

While comparing Gedrite and Annabergite 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 Gedrite and Annabergite chemical formula.

Chemical formula of Gedrite- (Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Annabergite- Ni3(AsO4)2•8(H2O)

Compare Brown Gemstones

Gedrite Vs Magnetite

Gedrite Vs Manganaxinite

Gedrite Vs Mellite

Gedrite and Annabergite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gedrite and Annabergite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gedrite and Annabergite Optical Properties during the identification of gemstone. Specific gravity of Gedrite is 3.07 whereas that of Annabergite is 3.07.