Iridescent Löllingite - Filon Saint-Jacques, Neuenberg,...
Löllingite (iron arsenide) with beautiful metallic lustre from...
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.5.3...
Löllingite (iron arsenide) with a beautiful metallic sheen in...