Vietnam Unearthed: Ruby, Spinel, Sapphire and more, explore gemstones and gem mining in Luc Yen.
31:29
Sapphire Deal: $17,000...Friendship Renewed: Priceless (Episode 5)
28:08
Cómo encontrar diamantes en ríos o rocas volcánicas cerca de TI
26:15
MINERAL EXPLORERS | S1 | Ep3 | BRAZIL- MINAS GERAIS
10:38
Every Valued Gemstone Explained in 10 Minutes
26:34
Vertiendo lingotes de oro
13:12
Welcome to Rubyland (with extra footage): Exploring the Gemstones of Burma (Myanmar)
23:47
Uncover What's Hidden Beneath Your Feet: Exploring Agate-filled Gravels and More During This Hike
17:31