Blog
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Quartz Jewellery and Accessories: Beautiful Pieces for Quartz Lovers
Quartz jewellery and accessories from necklaces, bracelets, rings and earrings to prayer beads and anklets: 32 types dominated by rose quartz, amethyst and citrine, each presented with product detail.
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Amethyst: The Violet Member of the Quartz Family
Why amethyst is violet, how heat turns it into citrine, where it is found — including the documented Turkish localities — and why the famous nymph myth is a 16th-century French invention rather than Greek.
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Why Is Lake Salda Turquoise? The Geology Behind Turkey’s White Shores
Lake Salda’s turquoise colour and white carbonate shores come from highly alkaline, magnesium-rich water interacting with hydromagnesite structures and microbial life — a geology that also makes it an analogue for Mars’s Jezero Crater.
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Dolomites: Limestone Towers, Alpine Wildlife and the Making of a Mountain Landscape
The Dolomites are a living mountain archive: ancient marine limestone shaped into towers, meadows and cliffs that shelter alpine wildlife.
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Carrara: Where Marble Became a Landscape
In Carrara, marble is more than a famous stone: it is part of the mountains, history and identity of a Tuscan landscape.
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Iceland’s Basalt Columns: Nature’s Volcanic Geometry
Discover how Iceland’s basalt columns — from Reynisfjara’s black sand beach to Studlagil’s turquoise canyon — reveal the mathematical beauty of cooling lava. A journey through geology, Norse mythology, and volcanic wonder.
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Opal: The Rainbow Trapped in Stone
Opal’s play-of-colour comes from billions of microscopic silica spheres that scatter light into every colour of the rainbow. From Australia’s black opals to Mexico’s fire opals, discover the stone that Pliny the Elder called a gem combining the beauty of all others.