The Colourful World of OpalOpal is an easy-to-recognise gemstone that has enchanted anyone that ...
7月 19, 2020
7月 12, 2020
Phenomena of the Feldspar GroupConsumers like us often appreciate the rare gems and minerals, ...
6月 7, 2020
June Birthstone: AlexandriteThe discovery of Alexandrite gem has been defining, ever since then, it ...
5月 11, 2020
May Birthstone: EmeraldEmerald is one of the most revered gemstones in the world for ...
1月 22, 2020
Singapore celebrates the 50th anniversary of diplomat relations with Israel in December 2019, continuing ...
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By Tay Kunming With a myriad of courses available out there in the marketplace, ...
