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Rockhounding in Wyoming – What Rocks You Can Find and Where

Geology of Wyoming Wyoming contains a full spectrum of geological variety, from fossils to minerals, mines to oil fields, and even glacial features. With such...

Rockhounding in Wisconsin – What Rocks You Can Find and Where

Popular Rocks and Minerals of Wisconsin Galena Streak: Lead-gray Hardness: 2.5 Chemical Formula: PbS Galena is the natural mineral form of Lead Sulfide, the most...

Rockhounding in West Virginia – What Rocks You Can Find and Where

Upcoming Rockhounding Events in West Virginia Bituminous Coal Hardness: 2 – 2.5 Streak: Black Chemical Formula: C137H97O9NS Bituminous Coal is one of the four recognized...

Rockhounding in Utah – What Rocks You Can Find and Where

Gypsum Gypsum is a soft sulfate mineral composed of calcium sulfate dihydrate. It is very widely mined and used in a huge variety of industries...