| Other Aboriginal groups around Australia used fire drills, flints and pyrites to make fire. |
| The cobalt ores at these localities occur with pyrites and chalcopyrite as bands in gneiss. |
| In terms of finance alone, last night was the difference between digging gold or iron pyrites. |
| Nodular lumps of pyrites and crystals of selenite are of frequent occurrence. |
| Rather, the quartz crystals are cleanly truncated at the contacts, or they wrap themselves around the pyrites. |
| Gilman pyrites typically have associated minerals, particularly flattened siderite rhombohedra and marmatite. |
