People are often unsure of the differences between quartz and quartzite and that’s fair—you can’t spell quartzite without ...

The researchers noted that pure gold is often found in or near the mineral quartz, but the common explanation for why this is so did not satisfy the authors. “The standard explanation is that ...

More than 4,000 naturally occurring minerals—inorganic solids that have a characteristic chemical composition and specific crystal structure—have been found on Earth. They are formed of simple ...