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Hayne
Hayne

Friedelite
Friedelite



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Physical Properties

Tenacity

-
-

Solubility

-
-

Durability

-
-

Specific Gravity

2.40-2.503.06-3.19
1 7.18
👆🏻

Fracture

-
Uneven

Cleavage

None
{010} Perfect

Mohs Hardness

5.5-64-5
2 10
👆🏻

Chemical Composition

-
Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.