MANGANOCALCITE

Nikolayevskiy Mine, Dalnegorsk, Russian Federation - A siderite/carbonate matrix is host to a complex cluster of doubly terminated nailhead pink manganocalcite. The crystals are up to 2.5-2.8 cm in…

MANGANOCALCITE

Nikolayevskiy Mine, Dalnegorsk, Russia - There are various pinkish nailhead manganocalcite crystals up to 4 cm in size ! There are also many others some of them biterminated all around this rock. Nice…

Tetrahedrite & Manganocalcite

Cavnic Mine, Cavnic, Romania - A very nice specimen of manganocalcite with a complex twinned crystal of tetrahedrite of 1 cm on the edge ! Very nice specimen of 3x2.7x1.7 cm in size