Manufacturing minerals is an expanding field of study. Making more of them could help alleviate various pressures faced by our growing population. But how are they made, and where can they be used?
Some diamonds come from depths of more than 650km. Tiny imperfections in these gems give us clues about what’s happening in Earth’s hidden geological layers.
Necklaces and earrings in traditional Kenyan cultures denote messages about marriage and childbearing.
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What makes a stone a gem? It boils down to a few key qualities: beauty and durability. But opal, the national gemstone of Australia, is an anomaly - it’s soft.
According to an American Express report, more than six million US couples are expected to get engaged on Valentine’s Day.
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Namibian crafters may be on the verge of commercial success with the carving of the Makalani nut. But they are not sure if they want to commercialise operations.