When news broke late last month that an unidentified bright blue mineral had been found in Adventure Mining Company’s historic Upper Peninsula copper mine, many people made speculations on social ...

It’ll be a snap to identify gemstones once Robert Downs finishes his library of spectral fingerprints for all the Earth’s minerals. Downs is almost halfway there. So far, the associate professor of ...

Everyone switched off their headlamps and there we stood together in total darkness, inside the San Gabriel Mountains. Yes, inside. I had joined a local caving group in an attempt to understand more ...

Most human eyes have seen the mystical beauty of quartz, possibly without knowing it is the most common mineral on Earth, but which is the rarest? Minerals are scattered everywhere on our planet, from ...

CC0 Usage Conditions ApplyClick for more information. Did you know that minerals are all around us? Minerals are the building blocks that make up rocks! They are the ores that we extract metals from ...

It'll be a snap to identify gemstones once Robert Downs finishes his library of spectral fingerprints for all the Earth's minerals. Downs is almost halfway there. So far, the associate professor of ...