Rare minerals

After laboratory tests on a Boulangerite sample, identification: sulfosalts, lead sulfide. Presence of magnetite. It is a very rare low-temperature mineral.

After laboratory tests on a Boulangerite sample, identification: sulfosalts, lead sulfide. Presence of magnetite. It is a very rare low-temperature mineral.

After laboratory tests on a Boulangerite sample, identification: sulfosalts, lead sulfide. Presence of magnetite and pyrite crystals. It is a very rare low-temperature mineral.

After laboratory tests on a Boulangerite sample, identification: sulfosalts, lead sulfide. Presence of magnetite. It is a very rare low-temperature mineral.

Presence on the pink calcite of Arsenopyrite (also called mispickel) from the sulfide family, a major mineral of arsenic, iron, and sulfur. Found in medium to high-temperature hydrothermal veins.

Presence on the pink calcite of Arsenopyrite from the sulfide family, a major mineral of arsenic, iron, and sulfur. Found in medium to high-temperature hydrothermal veins. Assembly of skutterudite, rammelsbergite, nickelite, chalcopyrite, Hematite.

Presence on the pink calcite of Arsenopyrite from the sulfide family, a major mineral of arsenic, iron, and sulfur. Found in medium to high-temperature hydrothermal veins. Assembly of skutterudite, rammelsbergite, nickelite, chalcopyrite, Hematite.

After laboratory tests on a Boulangerite sample. Class: sulfosalts. Presence of magnetite. Very rare, finely fibrous crystals. It is a very rare low-temperature mineral.