EDELFUNDE JOURNAL
Explore the world of minerals through practical collecting guides, fascinating geology and thoughtful ways to style natural crystals at home.
Explore why smoky quartz appears grey or brown while rock crystal is colourless. A research-based comparison with two infographics and five genuine mineral...
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Photograph amethyst geodes, rock crystal and labradorite without an expensive studio. Practical guidance on light, realistic colour, sharp details and honest product views.
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Discover how crystals form their regular faces and how quartz points grow in geodes. A science-based guide to nucleation, geological settings and five...
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Protect mineral specimens from knocks, pressure, harmful humidity and light. A practical storage and shipping guide with examples, fitted supports and a packing...
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How can children explore minerals safely? A practical family guide to choosing specimens, observing crystal structures, planning responsible field trips and organising a...
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Brazilian and Uruguayan amethyst compared: geology, crystal colour, geode formation, quality and provenance. See five authentic EDELFUNDE product examples, including four Uruguay specimens,...
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What makes a mineral specimen valuable? Explore crystal quality, condition, aesthetics, rarity, provenance and size, with five real EDELFUNDE examples.
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Rough, tumbled or polished crystal? Learn what changes through shaping and polishing, see five real mineral examples and choose the best form for...
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Can amethyst, rose quartz and fluorite fade in sunlight? Evidence-backed answers, five real mineral examples and practical tips for displaying your collection safely.
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Agate, chalcedony and jasper explained: learn what bands, translucency and inclusions reveal, why trade names sometimes mislead, and how to compare specimens. Includes...
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What is the difference between natural and untreated minerals? Learn about dyeing, heating, irradiation and mineral authenticity, with real amethyst, agate and smoky...
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What is the difference between a druse, a geode and a mineral specimen? An illustrated guide with real amethyst, rock crystal, celestite and...
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