Maine Mineral and Gem Museum | Assignment: Maine
11:48
How Miners Find, Cut, And Transport The Most Expensive Amethysts In The World | So Expensive
6:35
Three Massive Minerals with Spectacular Stories
26:15
MINERAL EXPLORERS | S1 | Ep3 | BRAZIL- MINAS GERAIS
18:09
We Cracked and Cut Open BEAUTIFUL Kentucky Geodes and Agates On a Rock Saw!
15:31
Found Rare Amethyst Crystal While Digging at a Private Mine! (Unbelievable Find)
5:05
Gems and Minerals at the Smithsonian
12:04
Gem Museum Tour | Expert Picks Her Faves
1:02:40