Origin: Mont Sainte-Hilare, Quebec, Canada
Sample size: 3.2 x 2.3 x 2.2 cm
The habit of this specimen is acicular with myriad small crystals closely
packed. When viewed close up the individual crystals are readily visible.
Rhodochrosite from the Black Rock mine is surprisingly scarce despite the
relative abundance of the mineral at the other three nearby mines - the
Hotazel, N'Chwaning, and Wessels mines (Kalahari Manganese Field).
Origin: Black Rock Mine, Kuruman, Cape Province, South Africa
Sample size: 7.2 x 5 x 2.1 cm
This is a specimen of deep cherry red rhodochrosite with attached
tetrahedrite matrix. The crystal is a fully developed rhombohedron.
Origin: Sweet Home Mine, Alma, Park County, Colorado, U.S.A.
Sample size: 2.1 x 1.7 x 1.5 cm (top/2nd row), 2 x 1.2 x 1.1 cm (bottom)
Origin: N'Cwhaning II Mine, Cape Province, South Africa
Sample size: 4.2 x 3 x 1.5 cm
Origin: Jairem, Karaganda, Kazakhstan
Sample size: 5.5 x 3.5 x 2.7 cm
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