David K. Joyce


6.7x4.53.8 cm
Caland Ore Property
Ontario, Canada


Item number: 27299

The top of this iron/manganese oxide matrix is mostly covered by lustrous, prismatic manganite crystals in a sort of botryoidal covering. this habit is exemplified by the hemispherical button of manganite crystals at one side of the specimen. Very good example of this manganese mineral.