The mineral chalcedony is a microcrystalline type of quartz which replaces the original calcium carbonate of the coral and ...

ESTILL COUNTY, Ky. (FOX 56) — Each spring, people gather in Irvine with a common quest: to find gemstones known as agates. The clusters of minerals don’t look like much from the outside, but ...

There are a few changes with the popular Agate Stampede this summer. While the Carlton County Gem & Mineral Club will continue to organize the Agate Days Show, the Moose ...