Tourmaline Guides (Info & Locations)

Oklahoma’s red dirt isn’t just about oil and natural gas. The state sits on … Read more

Kentucky’s rich mineral heritage goes beyond coal and limestone. While the state isn’t typically … Read more

Oklahoma’s red dirt isn’t just about oil and natural gas. The state sits on … Read more

Arkansas is home to the only public diamond mine in the world, but that’s … Read more

With over 7,300 recorded caves, Missouri state sits on some seriously interesting geology. While … Read more

Indiana’s limestone deposits have made the state famous in the construction world, with many … Read more

Arkansas is home to the only public diamond mine in the world, but that’s … Read more

With over 7,300 recorded caves, Missouri state sits on some seriously interesting geology. While … Read more

Indiana’s limestone deposits have made the state famous in the construction world, with many … Read more