Tag Archives: gemmology

Blue sapphire, 2.09 carat, oval cut, cornflower blue

Explore the world of gemstones with a gem workshop from Nineteen48

Would you like to expand your gemstone knowledge? Understand more about how gems are formed and where they are found? Perhaps learn how to tell them apart and how much they are worth? At Nineteen48, we believe that we have a role to play in promoting the subjects of gems and gemmology to as wide […]

Sri Lankan geuda

Is Sri Lanka the “sweet shop” of gems?

Looking through the gem gravels in Sri Lanka is the gemmological equivalent of being a kid in the proverbial candy store. Gem mines on the island tend to be secondary deposits, rather than primary gem sources. That has a thrilling, yet challenging, knock-on effect. A secondary (or placer) deposit is where the gem material has spent […]

An evening of gemstones at Flux ‘n’ Flame

We recently gave another of our very popular, short talks on the basics of gemstones and gemology. This time, the event was hosted by Jesa and Al Marshall at the Flux ‘n’ Flame jewellery school in Dorset. As well as hearing about how gemstones are mined and cut, a group of 11 enthusiastic students enjoyed […]