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Chamosite 3.50 ct.



65,00 €

65,00 €

1 left in stock

Chamosite  3.50 ct.

More details


is a hydrous aluminium silicate of iron and magnesium with formula (Mg, Fe, Al)6(Si, Al)4Oi4(OH)8 and hardness of 3.

Is a member of the chlorite group and is not very common mineral.I am the first who decided to facet this material. The color is black , opaque and fair luster.

It comes from Keweenaw Co. Michigan.

A study performed by Henrich-Robinson ( The Mineralogy of Michigan 2004) describe the chlorite in this area as chamosite forming a solid solution series with clinochlore and the dark green to black chlorite has been proved to be chamosite.

Size: 9x9x5.5 mm.

Weigth:3.50 ct.



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