All
Search
Images
Videos
Shorts
Maps
News
More
Shopping
Flights
Travel
Notebook
Report an inappropriate content
Please select one of the options below.
Not Relevant
Offensive
Adult
Child Sexual Abuse
Length
All
Short (less than 5 minutes)
Medium (5-20 minutes)
Long (more than 20 minutes)
Date
All
Past 24 hours
Past week
Past month
Past year
Resolution
All
Lower than 360p
360p or higher
480p or higher
720p or higher
1080p or higher
Source
All
Dailymotion
Vimeo
Metacafe
Hulu
VEVO
Myspace
MTV
CBS
Fox
CNN
MSN
Price
All
Free
Paid
Clear filters
SafeSearch:
Moderate
Strict
Moderate (default)
Off
Filter
Metal Hardness Chart: Mohs, HB, HV, HS, HRC | MachineMFG
Dec 2, 2024
machinemfg.com
Ceramic Coating Hardness: Pencil Scratch 9H Hardness Test
Jul 23, 2019
iglcoatings.com
What is the Mohs Hardness Scale?
Jul 18, 2022
gemstones.com
Gemstone Hardness And Toughness. What Is The Differenc
…
Oct 30, 2013
chromagems.com
Diamond light test - Easy check
76.7K views
Feb 17, 2019
YouTube
LIGHTNING WATER DIVINER
3:23
The MOHS Hardness Scale
324 views
Jul 17, 2019
YouTube
Ziggy How Chemistry And Science
8:40
Mineral Identification
559.2K views
Nov 5, 2019
YouTube
Mike Sammartano
1:23
Rubber Hardness Testing
12.3K views
Oct 29, 2018
YouTube
White Cross Rubber Products
18:58
Rock Identification Made Easy
70.4K views
Jul 16, 2020
YouTube
Currently Rockhounding
2:13
GIA iD100® Gem Testing Device
27.7K views
Sep 4, 2019
YouTube
GIA (Gemological Institute of America)
5:46
GIA Gemological Laboratory by GIA
150.8K views
Sep 16, 2015
YouTube
GIA (Gemological Institute of America)
2:39
Mineral Spotlight - Serpentine
22.6K views
Nov 2, 2019
YouTube
MrLundScience
16:04
Identifying Minerals -- Earth Rocks!
620.6K views
Jun 26, 2014
YouTube
Earth Rocks!
9:05
Geology: Mohs Hardness Scale
31.3K views
Aug 11, 2015
YouTube
Field Notes
7:53
15) Feldspars and Quartz
219.7K views
Apr 3, 2015
YouTube
CVshorey
5:35
Gem Identification - Specific Gravity Made Easy
100.9K views
May 8, 2014
YouTube
Awaken Crystals
9:38
What is Mohs' HARDNESS Scale?
40.8K views
Dec 21, 2019
YouTube
HighSchoolScience101
3:10
Identifying Minerals -- Addendum -- Earth Rocks!
40.4K views
Jun 26, 2014
YouTube
Earth Rocks!
5:20
Gem Identification - Mohs Hardness Test
117K views
May 5, 2014
YouTube
Awaken Crystals
3:36
Materials Testing - Rockwell Hardness Test
217.5K views
Nov 24, 2016
YouTube
Moomz
4:14
The Mohs Scale & How it Works
123.3K views
Sep 26, 2019
YouTube
Gemstones
16:53
How to Identify Gemstones & Minerals: Specific Gravity
77.4K views
Jul 5, 2017
YouTube
MoreGems.com
6:01
How to Use the Ames Hardness Tester
11.5K views
Jan 9, 2019
YouTube
JohnGrimsmo
6:33
LECTURE 1.4 | HARDNESS TESTS | CHAPTER 1 | FUNDAMENTALS O
…
44.2K views
Oct 14, 2017
YouTube
Professor PPT
1:11:32
Gem-A Live: Understanding Gemstone Species and Varieties
295.5K views
May 21, 2020
YouTube
Gem-A
3:24
How to Read a GIA Grading Report Video by GIA
80.9K views
Jul 21, 2014
YouTube
GIA (Gemological Institute of America)
2:34
How to check Real Ruby Gemstone
143.7K views
Sep 27, 2019
YouTube
Aakash Maheshwari
0:52
Steel Hardness Test (Leeb Rebound)
33.5K views
Sep 10, 2014
YouTube
Abdullah Yahya
2:21
The Mohs Scale of Hardness Explained
235.6K views
Apr 5, 2020
YouTube
MooMooMath and Science
9:30
Moissanite v. Natural Diamond v. Lab Grown Diamond: Comparing t
…
490.7K views
Jul 4, 2020
YouTube
Fire & Brilliance
See more videos
More like this
Feedback