Pyrite, Arsenopyrite & Quartz
Locality: Santa Eulalia MX
Arsenopyrite
Locality: Sigma 2 Mine, Louvicourt, Quebec
Arsenopyrite
Locality: Panasqueira, Covilha, Castelo Branco, Portugal
Sphalerite, pyrrhotite, arsenopyrite, and calcite
Locality: Stan Terg Mine, Trepca, Kosovo
Sphalerite with Pyrite, Calcite, and Arsenopyrite
Locality: Trepca, Mitrovica, Kosovo
Arsenopyrite
Locality: Panasqueira Mines, Covilhã, Castelo Branco, Portugal
Arsenopyrite, Siderite
Locality: Panasqueira Mines, Portugal
Arsenopyrite
Locality: Madem-Lakko Mine, Cassandra Mines, Aristotelis, Chalkidiki, Central Macedonia, Greece
Arsenopyrite, Caclite, Fluorite, Quartz, Mica & Ferberite
Locality: Yaogangxian Mine, Yaogangxian W-Sn ore field, Yizhang Co., Chenzhou, Hunan, China
Quartz, Arsenopyrite
Locality: Panasqueira Mines, Portugal
Arsenopyrite Crystal with Realgar in Dolamite
Locality: Sterling Hill
Arsenopyrite & Tremolite
Locality: Huanggang Fe-Sn deposit, Hexigten Banner, Chifeng City, Inner Mongolia, China
Arsenopyrite
Locality: Quiruvilca Mine, Quiruvilca District, Santiago de Chuco Province, La Libertad, Peru
Arsenopyrite on Matrix
Locality: Ackerman mine, Hastings County, Ontario
Arsenopyrite
Locality: Yaoganxien
Arsenopyrite
Locality: Trep?a complex, Trep?a valley, Mitrovica, Mitrovica District, Kosovo
GROSULARIA / ARSENOPIRITA
Locality: Mina Carracedo, Polentinos, Palencia
Arsenopyrite, Dolomite, Quartz & Boulangerite
Locality: Trep?a complex, Trep?a valley, Mitrovica, Mitrovica District, Kosovo
Fluorite, Dolomite, Arsenopyrite & Chalcedony
Locality: Yaogangxian Mine, Yaogangxian W-Sn ore field, Yizhang Co., Chenzhou, Hunan, China
Fluorite on Quartz with Arsenopyrite
Locality: Yaogangxian Mine, Yaogangxian, Yizhang Co., Chenzh
