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M702 Pyrolusite

M702 Pyrolusite


Here’s a cool new item, a very nice Pyrolusite from Morocco. It measures 3″ x 2″ x 1 1/8″ and has not been polished.  This is a one-of-a-kind mineral for the one-of-a-kind mineral collector.

In stock


Pyrolusite is a mineral consisting essentially of manganese dioxide (MnO2) and is important as an ore of manganese. It is a black, amorphous appearing mineral, often with a granular, fibrous, or columnar structure, sometimes forming reniform crusts.

Additional information

Weight.50 lbs
Dimensions3 × 2 × 1.125 in

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