×

Radiolarite
Radiolarite
☒

Violane
Violane
☒



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Radiolarite
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Violane
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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
None
-9999
SiO2
 
-
-
-
3.22-3.40
Conchoidal
Perfect
5-6
(Ca,Mg,Mn)SiO 3Gemdat.org , Management Team (2012)

Compare Brown Gemstones

Brown Gemstones

Iddingsite
Iddingsite
Chromite
Chromite
Petrified Wood
Petrified Wood
Violane
Mottramite
Violane Vs Mottramite
Violane
Pyrrhotite
Violane Vs Pyrrhotite
Violane
Vesuvianite
Violane Vs Vesuvianite

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