Only two gemstones form in the Earth’s mantle Yellow Diamond from South Africa, a ...
10 月 13, 2017
9 月 23, 2017
The Rock CycleAll rocks are made up of minerals. The rock cycle explains the ...
8 月 21, 2017
Gemstone in Earth’s Crust A raw crystal held up to the sunlight, Spinel surrounded ...
6 月 19, 2017
Assessing Value of Gems Natural Gems and minerals (and jewellery of course!) are beautiful, ...
6 月 12, 2017
Understanding Gemstones Part II Recap… Let’s recap the first three categories of gemstones in ...
6 月 6, 2017
The Definition of “Gemmology”. gemmology dʒɛˈmɒlədʒi/ noun noun: gemology the study of precious stones. ...
6 月 2, 2017
“No valleys, no mountaintops.” – B.C. Forbes On 1 June 2017, we celebrated The ...
4 月 3, 2017
A brief understanding of Crystals, Minerals & Rocks Quartz crystal, Madagascar What are crystals? ...
12 月 12, 2016
By Tay Kunming With a myriad of courses available out there in the marketplace, ...
12 月 9, 2016
An Exhibition of a Galaxy of Glowing Gems As part of the 2016 Singapore ...
