Gemology 101

Gemology 101 27:39
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Gemology 101 - The Gemologist's Handbook 02:53
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Gemology 101: Lecture 1: Welcome & Course Overview 02:18
Gemology 101: Lecture 1: Welcome & Course Overview Constantina Corazon Argyrakou 27 2 месяца назад
How To Become A Gemologist? | How To Start Your Career In Gemology 07:34
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Gemology 101 Part 3 11:49
Gemology 101 Part 3 Dennis Oszuscik 6 2 месяца назад
Gemology 101 - The Gemologist's Handbook 02:53
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Gemology 101: Lecture 4: Popular Gemstones & Their Properties 03:20
Gemology 101: Lecture 4: Popular Gemstones & Their Properties Constantina Corazon Argyrakou 15 2 месяца назад
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How to Become a (Qualified) Gemologist 04:29
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Gemology 101: Lecture 12: Recap & Future Path in Gemology 02:35
Gemology 101: Lecture 12: Recap & Future Path in Gemology Constantina Corazon Argyrakou 23 2 месяца назад
Gemology 101 Part 2 36:26
Gemology 101 Part 2 Dennis Oszuscik 28 2 месяца назад
Gemology 101: Epimorphs, Isomorphs, & Pineapple Opal! 05:53
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Gemology 101: Lecture 11: Basic Gemstone Tests & Evaluation 03:09
Gemology 101: Lecture 11: Basic Gemstone Tests & Evaluation Constantina Corazon Argyrakou 22 2 месяца назад
Geology 102: Natural Processes that Form Colored Gemstones | GIA Knowledge Sessions Webinar Series 01:04:18
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Gemology 101: Lecture 10: Introduction to Gemological Tools 03:01
Gemology 101: Lecture 10: Introduction to Gemological Tools Constantina Corazon Argyrakou 17 2 месяца назад
Gemology 101: Lecture 2: What is Gemology 02:46
Gemology 101: Lecture 2: What is Gemology Constantina Corazon Argyrakou 25 2 месяца назад
Gemology 101: Lecture 3: Natural vs Synthetic Gems 03:11
Gemology 101: Lecture 3: Natural vs Synthetic Gems Constantina Corazon Argyrakou 20 2 месяца назад

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