Iridescent Löllingite - Filon Saint-Jacques, Neuenberg,...
Löllingite (iron arsenide) with beautiful metallic lustre from...
Löllingite (iron arsenide) with a beautiful metallic sheen.
5.3 x 3.2 x 2.9 cm
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Löllingite (iron arsenide) with beautiful metallic lustre from...
Perimorphic calcite and ankerite from the Haut du filon...
Löllingite (iron arsenide) with beautiful metallic luster from...
Löllingite (iron arsenide) with a beautiful metallic sheen.4 x...
Specimen from the Haut du filon Saint-Jacques.6 x 4.6 x 3.2 cm
Here's a good-quality specimen for systematic use.6.5 x 5 x 3 cm
Uncommon! Native bacillary arsenic associated with löllingite...
Löllingite (iron arsenide) with a beautiful metallic sheen in...