* Gemological (updated 2024-11-25) ~ youtor.org

Gemological (updated 2024-11-25)

GemA education How to use the polariscope [upl. by Dilks]

GemA education How to use the polariscope

Duration: 7:09
27.1K views | 31 Jul 2020

Silmenite Fibrolite Gems [upl. by Dnumyar]

Silmenite Fibrolite Gems

Duration: 6:54
635 views | 3 months ago

Introduction to the World’s Foremost Authority on Diamond and Gemstone Knowledge by GIA [upl. by Ardnic]

Introduction to the World’s Foremost Authority on Diamond and Gemstone Knowledge by GIA

Duration: 5:08
13.2K views | 16 Sep 2015

The Most Essential Gem Tools You Should Own [upl. by Assillem519]

The Most Essential Gem Tools You Should Own

Duration: 5:51
81.5K views | 19 Jan 2023

BEWARE OF FAKE CERTIFICATES CERTIFIED GEMSTONE ARE FAKE TOO FAKE GEM TESTING LABORATORY SCAM [upl. by Asiilanna]

BEWARE OF FAKE CERTIFICATES CERTIFIED GEMSTONE ARE FAKE TOO FAKE GEM TESTING LABORATORY SCAM

Duration: 6:40
24.9K views | 22 Oct 2023

Unboxing Emeralds Gemologist vs Geologist [upl. by Lekzehcey90]

Unboxing Emeralds Gemologist vs Geologist

Duration: 14:16
419.4K views | 3 May 2022

Gems and Minerals at the Smithsonian [upl. by Donadee]

Gems and Minerals at the Smithsonian

Duration: 5:05
37.7K views | 24 May 2018

Inside Surats Booming LabGrown Diamond Manufacturing Secrets Revealed [upl. by Rory465]

Inside Surats Booming LabGrown Diamond Manufacturing Secrets Revealed

Duration: 0:57
158.5K views | 1 month ago

Alaskan Goldminers Dream to Get Rich [upl. by Hogle828]

Alaskan Goldminers Dream to Get Rich

Duration: 0:24
22 views | 1 week ago

Beware of this kind of Fake Gem Testing Reports DUGEMOLOGY [upl. by Thar]

Beware of this kind of Fake Gem Testing Reports DUGEMOLOGY

Duration: 6:23
190K views | 23 Apr 2021

🔬 032 How good is the IMAGE QUALITY of cheap and expensive Microscopes [upl. by Eima]

🔬 032 How good is the IMAGE QUALITY of cheap and expensive Microscopes

Duration: 16:50
56K views | 23 Apr 2018

Organizing the Smithsonians Mineral Collection [upl. by Esinej]

Organizing the Smithsonians Mineral Collection

Duration: 4:06
9.2K views | 24 May 2018

GIA Gemological Research by GIA [upl. by Yllatan665]

GIA Gemological Research by GIA

Duration: 5:29
10.6K views | 16 Sep 2015

Identification sri lanka cats eye sapphire gemstone anurakumaradissanayake tvk shorts [upl. by Luas]

Identification sri lanka cats eye sapphire gemstone anurakumaradissanayake tvk shorts

Duration: 0:15
57 views | 3 weeks ago

Is the GIA program any good DIAMOND GRADUATE [upl. by Ioj]

Is the GIA program any good DIAMOND GRADUATE

Duration: 1:59
33.9K views | 12 Aug 2016

Alexandrite Short [upl. by Ecnahs]

Alexandrite Short

Duration: 0:29
24 views | 3 weeks ago

DinoLite Applications Jewelry [upl. by Cherianne]

DinoLite Applications Jewelry

Duration: 4:12
367.2K views | 1 Feb 2016

Gemology 101 The Gemologists Handbook [upl. by Dunlavy510]

Gemology 101 The Gemologists Handbook

Duration: 0:59
698 views | 2 months ago

Gemstones ke certificate ko kaise check kare Reality of Fake Gem Testing Labs Certified Gem Scam [upl. by Ward]

Gemstones ke certificate ko kaise check kare Reality of Fake Gem Testing Labs Certified Gem Scam

Duration: 2:57
49.3K views | 5 Apr 2020

Powerful Gemstone Among Gemstones Blue Sapphire For Original amp Quality Sapphires Call 8445795459 [upl. by Zashin]

Powerful Gemstone Among Gemstones Blue Sapphire For Original amp Quality Sapphires Call 8445795459

Duration: 0:35
22 views | 2 months ago

speckFINDER HD Gemological Microscope Basic Functions [upl. by Hoshi201]

speckFINDER HD Gemological Microscope Basic Functions

Duration: 27:05
2.5K views | 29 Jun 2013

Ceylon Gem Hunting Name The Gemstones We Found gemstones gemhunt ceylongems bluesapphire [upl. by Rise]

Ceylon Gem Hunting Name The Gemstones We Found gemstones gemhunt ceylongems bluesapphire

Duration: 0:56
610 views | 2 weeks ago

Discover the Magic of Blue Cobalt Spinel Unveiled [upl. by Harms]

Discover the Magic of Blue Cobalt Spinel Unveiled

Duration: 1:32
68 views | 1 week ago

How to Classify a Lead Glass–Filled Ruby by GIA [upl. by Oslec]

How to Classify a Lead Glass–Filled Ruby by GIA

Duration: 5:28
159.9K views | 21 Jul 2014

$Refractometer [upl. by Almeria]$

Duration: 2:46
35.9K views | 14 Nov 2012

Upright Materials Microscope with LED Illumination Leica DM2700 M [upl. by Ettegroeg]

Upright Materials Microscope with LED Illumination Leica DM2700 M

Duration: 4:19
27.1K views | 24 Apr 2013

Crystals Spirit Science 13 Part 1 [upl. by Idnic898]

Crystals Spirit Science 13 Part 1

Duration: 9:51
542.9K views | 9 Jan 2012

5 Simple Gem Tests Anyone Can Do Unboxing [upl. by Ahteres]

5 Simple Gem Tests Anyone Can Do Unboxing

Duration: 20:27
196.7K views | 30 Mar 2021

A day at the IGI School of Gemology Mumbai Campus [upl. by Athalie]

A day at the IGI School of Gemology Mumbai Campus

Duration: 2:17
33K views | 5 Mar 2020

Pulak Chakraborty Best Astrologer in Kolkata Booking 9734215510 [upl. by Seaver]

Pulak Chakraborty Best Astrologer in Kolkata Booking 9734215510

Duration: 24:42
237 views | 1 month ago

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