The Moh's Scale of Hardness + Scratch Testing: Explained
2.9 هزار بار بازدید -
2 سال پیش
-
www.thegemac.com Welcome to Gem Dictionary
www.thegemac.com Welcome to Gem Dictionary by The Gem Academy! We all use the Moh’s Scale of Hardness all the time when talking about the durability of gems. But what is it? How did it come about? And how does it work?? Watch this video to answer all your gemmy questions…
‘Hardness’ is the ability to resist scratching and abrasion. The Moh’s scale of Hardness is the most commonly used scale to express hardness… but its commonly misunderstood! Gems with a hardness of 9 are nearly the same hardness as diamond, which have a hardness of 10 right? Noooooo! Let’s talk about it. Find out about the minerals in this scale – why they were chosen, scratch testing and more with this weeks video! Oh – and please subscribe! Thank you – you are awesome.
00:00 What is the Mohs scale
00:53 Harder vs soft materials – scratch testing
01:42 Differences in hardness on the Mohs scale
I hope you enjoy this lesson. SUBSCRIBE to this channel to get updates of new posts in the future, and thank you so much for watching - see you soon
FOLLOW ME AROUND
Instagram: www.instagram.com/thegem_academy
LinkedIn: www.linkedin.com/juliagriffithFGADGA
www.thegemac.com
The Gem Academy is an online gemmology school that currently specialises in educating the jewellery trade on laboratory-grown diamonds. I cannot think of anything more important right now. Can you? Expensive and hard to identify. We all need help.
I have big dreams for the future – but one step at a time. Thank you for joining me on my journey.
_________________________________________________________________
Want to learn about laboratory-grown diamonds in-depth Julia style? Perfect.
Check out my online courses here: https://www.thegemac.com/courses
I also offer practical workshops in the UK: https://www.thegemac.com/workshops-1
Request a review of your equipment here: [email protected]
This video was written, produced, and edited by Julia Griffith FGA DGA EG of The Gem Academy. Fellow gemmologist and industry friend :)
‘Hardness’ is the ability to resist scratching and abrasion. The Moh’s scale of Hardness is the most commonly used scale to express hardness… but its commonly misunderstood! Gems with a hardness of 9 are nearly the same hardness as diamond, which have a hardness of 10 right? Noooooo! Let’s talk about it. Find out about the minerals in this scale – why they were chosen, scratch testing and more with this weeks video! Oh – and please subscribe! Thank you – you are awesome.
00:00 What is the Mohs scale
00:53 Harder vs soft materials – scratch testing
01:42 Differences in hardness on the Mohs scale
I hope you enjoy this lesson. SUBSCRIBE to this channel to get updates of new posts in the future, and thank you so much for watching - see you soon
FOLLOW ME AROUND
Instagram: www.instagram.com/thegem_academy
LinkedIn: www.linkedin.com/juliagriffithFGADGA
www.thegemac.com
The Gem Academy is an online gemmology school that currently specialises in educating the jewellery trade on laboratory-grown diamonds. I cannot think of anything more important right now. Can you? Expensive and hard to identify. We all need help.
I have big dreams for the future – but one step at a time. Thank you for joining me on my journey.
_________________________________________________________________
Want to learn about laboratory-grown diamonds in-depth Julia style? Perfect.
Check out my online courses here: https://www.thegemac.com/courses
I also offer practical workshops in the UK: https://www.thegemac.com/workshops-1
Request a review of your equipment here: [email protected]
This video was written, produced, and edited by Julia Griffith FGA DGA EG of The Gem Academy. Fellow gemmologist and industry friend :)
2 سال پیش
در تاریخ 1401/05/18 منتشر شده
است.
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