670-61-16-63 cmd@cristalljoia.com In the heart of Barcelona and online
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Red Jasper, Sardonyx, Picture, Leopard, Dalmatian... Why Are There So Many Types of Jasper?
Red jasper, sardonyx, picture, leopard, Dalmatian... are these different stones or variations of the same one? We break it down simply.
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Quartz vs White Quartz vs Rock Crystal: What's the Difference?
Everything you need to know about quartz, white quartz and rock crystal: why they get confused so often and what really sets them apart.
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Pink amethyst: a new stone with a lot to tell
Everything we know — and what is still debated — about pink amethyst: its colour, its origin and why it is so different from rose quartz.
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Larimar: the Caribbean's secret stone — origin, properties and uses
Everything you need to know about larimar: where it comes from, how it is worked and what properties are attributed to it.
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Moonstone, lunar glow captured in stone
Discover the magic of moonlight captured within moonstone
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Fluorescent minerals under UV light
Discover the fascinating fluorescent minerals under UV light at Cristalljoia
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Descubre el brazalete de mineral perfecto para tí
We offer an immense variety of mineral bracelets; discover some of them here.
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Fluorite: properties, uses, and secrets of the most powerful multicolored mineral
Fluorite is a fascinating mineral known for its colors and properties. Learn what it is used for, its applications, and its meaning.
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Septarea, el secreto de las grietas de Madagascar
Septarian from Madagascar: a natural stone with history, craftsmanship, and beauty
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Black Obsidian Mirror: Complete Guide to Use, Benefits, and Authenticity 2026
Looking for an authentic black obsidian mirror? Discover what it’s used for, its benefits, and how to use it. We offer small, medium, and large sizes (8 to 15 cm) with a free cleansing kit included. Buy yours in Barcelona and connect with your truth!
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