The Crystal and Mineral Vault

Welcome to our Crystal and Mineral Knowledge Hub, where science tradition and mindful practice come together. This space is dedicated to exploring the formation properties and cultural associations of crystals and minerals through Mineral Vault profiles and practical guides designed to encourage informed discovery and deeper understanding.

Go to our Mineral Guides for science based knowledge and the 'How to Guides' for spiritual practices.

All articles Agate Almandine Garnet Amazonite Amber Amethyst Ammonite Analcime Angelite Apophyllite Aquamarine Aragonite Sputnik Azurite Black Obsidian Black Tourmaline Blog Post Blue Aragonite Blue Calcite Blue Halite Blue Kyanite Boulder Opal Caribbean Calcite Carnelian Chalcopyrite Charoite Chlorite Quartz Chrysocolla Chrysoprase Citrine Clear Quartz Cobalto Calcite Crystals Fancy Jasper Flower Agate Fluorite Fulgurite Garnet Golden Healer Quartz Grape Agate Green Fuchsite Green Onyx Gypsum Hackmanite Halite Hematite Hematoid Quartz Herkimer Diamond Heulandite Hollandite Imperial Topaz Jasper Kämmererite Labradorite Lapis Lazuli Larimar Lepidolite Lodalite Mahogany Obsidian Mangano Calcite Mookaite Ocean Jasper Pictured Jasper Pietersite Pink Halite Prehnite Pyrite Quartz Red Jasper Rhodochrosite Rhodonite Rubellite Tourmaline Scolecite Selenite Seraphinite Smokey Quartz Sodalite Stilbite Sugilite Sulphur Tanzanite Turquoise Unakite Uvarovite Vanadinite Yellow Calcite Zebra Calcite Zeolite

Hollandite: Meaning, Formation and Uses

by Laura Konst

Hollandite is a rare manganese oxide mineral most often found as striking inclusions within Quartz. Valued for its distinctive formation and traditional symbolic associations this guide explores how Hollandite forms where it is found and how it is used in mindful and educational crystal practices.

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The Crystal and Mineral Vault

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