Insights

Origins, markets and how to buy well

Plain-language articles from SOMSTONE on where fine gemstones come from, what moves their prices, and how to buy with confidence.

Why East Africa Is the Centre of the Coloured Gemstone World

Origins · East Africa · Market

Why East Africa Is the Centre of the Coloured Gemstone World

From Tanzanian tanzanite to Mozambican ruby and Kenyan tsavorite, the Mozambique Belt has reshaped where fine colour comes from — and how it is traded.

27 September 2026 · 2 min read