Goble R J (1980) Copper sulfides from Alberta: yarrowite Cu9S8 and spionkopite Cu39S28, The Canadian Mineralogist 18, 511-518
Fleischer M, Cabri L J (1981) New mineral names, American Mineralogist 66, 1274-1280
to
Goble R J (1980) Copper sulfides from Alberta: yarrowite Cu9S8 and spionkopite Cu39S28, The Canadian Mineralogist 18, 511-518
Goble R J (1980) Copper sulfides from Alberta: yarrowite Cu9S8 and spionkopite Cu39S28, The Canadian Mineralogist 18, 511-518
Fleischer M, Cabri L J (1981) New mineral names, American Mineralogist 66, 1274-1280