Crystal-Wiki

Discover our growing reference work on minerals, gemstones and crystals. Here you will find interesting facts about the formation, origin, properties and special features of various stones.

All Entries

• Amethyst – The violet classic among quartz
• Aquamarine – The blue gemstone from the beryl family
• Azurite – The deep blue copper mineral
• Citrine – The golden-yellow quartz with warm honey tones
• Fluorite – The colorful mineral with cubic crystals
• Opal – The mineraloid with a fascinating play of colors
• Prehnite – The soft green silicate mineral
• Sapphire – The classic gemstone from the corundum family
• Selenite – The clear variety of gypsum
• Vanadinite – Bright red to orange vanadate crystals
• Vivianite – The sensitive blue-green phosphate mineral

More entries will be added regularly – check back soon!