Recorded live session in which I tour the Kristalmuseum in Borculo. The beautiful former pre-1900 town hall in Borculo, Gelderland, has housed the Crystal Museum since 1990. The museum has a wonderful collection of minerals, crystals, gemstones and fossils from all over the world.
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Ontdek elke maand de wereld van mineralen en edelstenen met mijn boeiende nieuwsbrief! Ontvang updates over nieuwe activiteiten, leer fascinerende feiten en lees de nieuwste analyses.
Mineral shows are a melting pot of passion, knowledge and discovery. If you have ever visited a mineral show, you know it is a unique…
In this article, we explore the fascinating world of geodes, hollow spaces in rocks filled with beautiful minerals such as chalcedony, agate, and quartz. Well-known examples include the amethyst geodes from Brazil and the Las Choyas “coconut” geodes from Mexico. We also discuss lesser-known but unusual varieties such as the Puma agates and Red Fox agates from Argentina, and the Dugway geodes from Utah, USA. Discover how the locality and composition of geodes give them a unique identity, and learn about the local names and typical features that set them apart.
Find out all about genuine Greenland nuummite and similar rocks! Learn how to recognize real nuummite and how to distinguish lookalikes from China and India. Also a nuummite-related rock from Finland is discussed. Read the article for tips on how to identify genuine nuummite and avoid misleading imitations. With images to show the differences.
Septarian are a special stone that attracts attention with its unique appearance. Moreover, an interesting story circulates about the origin of septarian dating back to…
Genuine moonstone or white labradorite? At the bottom of the page you find a summary of the main points of this analysis. Rainbow moonstone is…
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