Pyrolusite is a form of Manganese Dioxide. It is prismatic steel gray with radiating iron black fibers. The geode is formed in volcanic eruptions. Pyrolusite is used to prepare disinfectants. It is part of the coloring ingredients used in printing, and in the manufacture of green and violet paints. It adds violet, amber and black colors to glass, pottery and bricks.
This geode was discovered in the Atlas Mountains of Morocco, North Africa.
This beautiful Pyrolusite Geode is approx 2 inches big!
Great scientific curiosity and a sure conversation starter!
This ultimate chemistry set features 250 mind-boggling experiments!
Get one of the craziest and coolest kaleidoscopes around!
The LCD Digital Microscope II is a professional biological microscope at an affordable price. Up to 1600X with digital zoom!
This mirascope creates a 3D hologram image!
This is a great clean heat demonstration model for the classroom setting!
The large realistic model has removable organs that can be studied and set back into the correct position.
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