How Precious Opal Forms; Slovakia's Opal Mines

(4:39)

Exploring of Slovak Opal Mine

(1:10)

Slovak opal mines - the world's oldest opal mines

(2:30)

Slovak Opal Mine documentary

(1:14)

Slovak opal mines

(4:10)

Slovak Opal mine

(5:45)

Slovak Opal Mines diving - Slovenske Opalove Bane

(4:36)

I broke this rough opal in half and the surprise inside was astounding

(6:37)

Breaking open Grandma's sandstone rock from 45 years ago *FOSSIL INSIDE*

(4:57)

HUGE! 11,000 carat uncut gem opal gets carved to expose the top quality colors inside

(8:21)

opál v potoku

(11:33)

100 carat rough opal fresh out of the mine gets cut

(12:53)

Slovenský opál Drahokam Slanských vrchov - Slovak gemstone opal

(28:3)

With all the inclusions - I still cut a nice gem black opal

(9:35)

I spent my paycheck on opals from Black Opal Direct.

(12:38)

Top 5 Coolest Looking Rocks ever Found

(10:18)

BLUE OPAL FIND WITH 330 JHON DEER

(2:)

Slovak Opal Mine

(10:8)

A fabulous stone AND a bonus! My Opal Journey-Stone 256

(22:52)

Shapes of Opal from Slovakia Ice Opal, Slovak Opal 60FPS

(2:23)

Diving in Slovak Opal mine - The author: Sebastian Popek

(4:36)

Slovak Opal Mine

(4:)

Abandoned opal mine

(1:31)

Diving in Slovak Opal mine - The author: Sebastian Prędki

(4:28)

Slovak opal mines - Jozef

(2:44)

Diving in Slovak Opal Mines

(1:47)

Diving in Slovak Opal mine - The author: Jarkko Kortesoja

(8:41)

Diving in Slovak Opal mine - The author: Pekka Tuuri

(14)

Slovenský opál crystal

(1:44)

Diving in Slovak Opal Mine - 06.2016

(4:28)