* Gemology (updated 2024-10-09) ~ youtor.org

Gemology (updated 2024-10-09)

Blue Star Sapphire From Sri Lanka by GIA [upl. by Yanetruoc]

Blue Star Sapphire From Sri Lanka by GIA

Duration: 1:06
45,1K weergaven | 21 jul. 2014

GIA’s Professional Education by GIA [upl. by Canning636]

GIA’s Professional Education by GIA

Duration: 5:38
59,8K weergaven | 16 sep. 2015

GIA Gemological Laboratory by GIA [upl. by Arsi]

GIA Gemological Laboratory by GIA

Duration: 5:46
147,9K weergaven | 16 sep. 2015

Online Gemology Courses Gemology Classes [upl. by Ezalb]

Online Gemology Courses Gemology Classes

Duration: 1:10
4,3K weergaven | 11 mei 2020

L 68 රූබි A Guide to Identifying Authentic Rubies අව්‍යාජ රූබි හඳුනාගැනීම සඳහා මාර්ගෝපදේශයක් [upl. by Aikcin]

L 68 රූබි A Guide to Identifying Authentic Rubies අව්‍යාජ රූබි හඳුනාගැනීම සඳහා මාර්ගෝපදේශයක්

Duration: 9:20
7,6K weergaven | 10 maanden geleden

Gemology Tools What Do I Buy When [upl. by Esaertal]

Gemology Tools What Do I Buy When

Duration: 17:17
57,9K weergaven | 14 sep. 2021

Natural Synthetic amp Simulant meaning in Gemology [upl. by Morgana]

Natural Synthetic amp Simulant meaning in Gemology

Duration: 10:02
148,7K weergaven | 11 dec. 2018

Career Options for a Gemologist 7 Choices [upl. by Taggart728]

Career Options for a Gemologist 7 Choices

Duration: 12:08
12,1K weergaven | 2 jul. 2021

Kuzureta RTX ON Without LDM in Perfect Quality 4K 60fps Geometry Dash [upl. by Glarum]

Kuzureta RTX ON Without LDM in Perfect Quality 4K 60fps Geometry Dash

Duration: 1:13
326,2K weergaven | 15 jul. 2021

SMARTPRO GEM EYE I GEM TESTER [upl. by Inaffets835]

SMARTPRO GEM EYE I GEM TESTER

Duration: 5:39
115,5K weergaven | 5 nov. 2015

Unboxing Emeralds Gemologist vs Geologist [upl. by Schug]

Unboxing Emeralds Gemologist vs Geologist

Duration: 14:16
419,4K weergaven | 3 mei 2022

Gemology how to distinguish a synthetic Opal Gemology Course [upl. by Nerraj339]

Gemology how to distinguish a synthetic Opal Gemology Course

Duration: 1:31
872 weergaven | 8 dec. 2022

Gem Identification with Expert Gemologist Using Portable Raman Spectroscopy [upl. by Chevy400]

Gem Identification with Expert Gemologist Using Portable Raman Spectroscopy

Duration: 3:46
19,5K weergaven | 21 sep. 2016

What is Polki Diamond पोल्की हीरा क्या होता है DUGEMOLOGY [upl. by Llerrehc]

What is Polki Diamond पोल्की हीरा क्या होता है DUGEMOLOGY

Duration: 5:15
83,7K weergaven | 2 apr. 2020

Geometry Dashs Biggest Cheaters PART ONE [upl. by Lashondra]

Geometry Dashs Biggest Cheaters PART ONE

Duration: 17:18
1,7mln. weergaven | 20 jul. 2023

How to Operate Presidium Multi Tester III DiamondGem Authenticator [upl. by Phipps]

How to Operate Presidium Multi Tester III DiamondGem Authenticator

Duration: 1:05
25,4K weergaven | 30 mei 2011

Quartz Inclusions Unboxed Exploring Secret Mineral Worlds [upl. by Sorce]

Quartz Inclusions Unboxed Exploring Secret Mineral Worlds

Duration: 13:21
31,6K weergaven | 7 maanden geleden

Field Gemology Case [upl. by Holle888]

Field Gemology Case

Duration: 17:49
2,2K weergaven | 20 aug. 2021

L 60 Sapphire Inclusions ස්වභාවික කොරන්ඩම්ගේ අලංකාරය ගවේෂණය කිරීම ඇතුලත් කිරීම් වල අලංකාරය [upl. by Gregorio]

L 60 Sapphire Inclusions ස්වභාවික කොරන්ඩම්ගේ අලංකාරය ගවේෂණය කිරීම ඇතුලත් කිරීම් වල අලංකාරය

Duration: 12:20
1,5K weergaven | 6 okt. 2023

$Digital Gemstone Refractometer Gem Testing [upl. by Nahtannhoj]$

Digital Gemstone Refractometer Gem Testing

Duration: 1:40
26,3K weergaven | 18 nov. 2008

L 57 පරිපුඋර්ණ මැණික් ගලක් තෝරාගැනීම හා වර්ණ වැදගත්කම හඳුනාගැනීමUnderstanding Color Significance [upl. by Joris]

L 57 පරිපුඋර්ණ මැණික් ගලක් තෝරාගැනීම හා වර්ණ වැදගත්කම හඳුනාගැනීමUnderstanding Color Significance

Duration: 28:01
4,6K weergaven | 15 sep. 2023

LabGrown Diamond खरीदें या Natural Diamond DUGEMOLOGY [upl. by Yelsiap430]

LabGrown Diamond खरीदें या Natural Diamond DUGEMOLOGY

Duration: 10:34
8,1K weergaven | 8 maanden geleden

Panning for Gold with Yukon Dan [upl. by Aicirtam]

Panning for Gold with Yukon Dan

Duration: 3:11
12,7K weergaven | 30 jan. 2012

ALL 27 CRYSTAL POWERS in The Sims 4 Crystal Creations [upl. by Anilas]

ALL 27 CRYSTAL POWERS in The Sims 4 Crystal Creations

Duration: 9:23
62,5K weergaven | 7 maanden geleden

ଶୁଭ ମଙ୍ଗଳ କାର୍ଯ୍ୟ କରିବା ପୂର୍ବରୁ କରନ୍ତୁ ଏହି କାମ କାର୍ଯ୍ୟ ନିଶ୍ଚୟ ସଫଳ ହେବ [upl. by Susanna]

ଶୁଭ ମଙ୍ଗଳ କାର୍ଯ୍ୟ କରିବା ପୂର୍ବରୁ କରନ୍ତୁ ଏହି କାମ କାର୍ଯ୍ୟ ନିଶ୍ଚୟ ସଫଳ ହେବ

Duration: 1:00
1,2K weergaven | 6 dagen geleden

L 46 Other Gemstones පෘථිවි නිධානය හෙළිදරව් කිරීම අනෙකුත් මැණික් ගල්වල විවිධත්වය ගවේෂණය කිරීම [upl. by Atok957]

L 46 Other Gemstones පෘථිවි නිධානය හෙළිදරව් කිරීම අනෙකුත් මැණික් ගල්වල විවිධත්වය ගවේෂණය කිරීම

Duration: 9:48
4,2K weergaven | 23 jul. 2023

What is the Fluorescence of Diamond Fluorescence is good or bad for your diamond DUGEMOLOGY [upl. by Idonah]

What is the Fluorescence of Diamond Fluorescence is good or bad for your diamond DUGEMOLOGY

Duration: 15:14
73K weergaven | 19 jan. 2019

How to Identify Gem Stones एक Gemologist कैसे Gemstones पहचानते है। [upl. by Mosenthal]

How to Identify Gem Stones एक Gemologist कैसे Gemstones पहचानते है।

Duration: 7:08
562,2K weergaven | 1 okt. 2018

Introduction to Gemology [upl. by Bartolome]

Introduction to Gemology

Duration: 2:54
699 weergaven | 7 sep. 2023

The Best Part Of Ancient Science [upl. by Liponis]

The Best Part Of Ancient Science

Duration: 21:56
347 weergaven | 1 week geleden

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