New for the 2024 sale are samples of garnet in the volcanic rock called rhyolite. They are from Garnet Hill near Ely.

And Hancock is not the only company sensing the windfall potential of magnetite out of the Yilgarn. Just over the horizon lies Macarthur Minerals, which has carved its own magnetite foothold north ...

Obsidian is perhaps best known in its role as the dark black blade atop ancient spears and axes – but what if we wanted to ...

Support the Western Nevada College Geology Club’s scholarship fundraising efforts by attending the annual Rock, Mineral and Fossil Sale on Friday, Dec. 6, in Room 322 of the Bristlecone Building […] ...

For anyone learning geology, this makes the rock ... there's also magnetite, another primary source of iron, with a slightly ...

Support the Western Nevada College Geology Club’s scholarship fundraising efforts by attending the annual Rock, Mineral and ...

Mineral key: Cpy = chalcopyrite, Mt = magnetite ... Photograph showing moderate to strong chalcopyrite-pyrite-magnetite and ...