River Runs North: A Story of Montana Moss Agate, The 20 Learn more about Salvia Purple

Learn more about Salvia Purple Chalcedony on our mining page

stone by stone

crystal beings

Chapter 16: Almost Geodes: Concretions and Septarians

This specimen features orange

River Runs North: A Story of Montana Moss Agate, The 20 Learn more about Salvia Purple"The River Runs North: A Story of Montana Moss Agate" by Tom Harmon. Harmon grew up on the banks of the Yellowstone River and has spent his life pursuing the secrets of the Montana Moss Agate. This book tells the history and discovery of Montana Moss Agate by the first lapidaries; Native American to the explorers and first white settlers of Yellowstone River County. "The River Runs North" also explains the hows and whys of Montana Moss Genesis and