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Comments: Scanning electron micro-image edgarite (EDG, fibrous appearing) inclusion in pyrrhotite (PY) with marcasite (MRC, slightly lower reflectance) in silicate matrix (SIL, lowest reflectance).
Location: Khibiny Massif, Kola Peninsula, Murmansk District, Russia.
Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species
Comments: Silvery metallic edgarite crystal to about 0.3mm embedded between pegmatite grains.
Location: Khibiny Massif, Kola Peninsula, Murmanskaja Oblast, Northern Region, Russia.
Scale: Picture size 2 mm.
© Tom Loomis / Dakota Matrix