Sphalerite with Fluorite, Marcasite

specimen number:
1652934

location:
Ladywash mine, Eyam, Derbyshire, England, UK

description:
Lustrous black crystals of sphalerite across a crystallized fluorite matrix. Some of the colorless fluorite crystals measuring to 1.3 cm on edge have inclusions of marcasite throughout. There is slight damage present as seen, still a nice example for this locality collected in the early 1970s.

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