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Dioptase: The Emerald of the Desert
Dioptase, often hailed as the "Emerald of the Desert," is a mesmerising gemstone that captivates with its vivid green hue and brilliant sparkle. This rare mineral has intrigued gemologists and collectors alike, not just for its beauty, but for its intricate formation process and unique chemical composition. Let’s delve deeper into the fascinating world of dioptase. Chemical Composition and Structure Dioptase is a copper cyclosilicate mineral, with the chemical formula CuSiO₃·H₂O. Its crystal structure consists of rings of silicate tetrahedra (SiO₄) linked by copper ions (Cu²⁺), forming a complex three-dimensional framework. The presence of these copper ions is what gives...
The Enchanting World of Velvet Malachite: A Congo Treasure
Velvet malachite, a stunning variety of malachite, is renowned for its silky, fibrous texture and vibrant green colour. This exquisite mineral is primarily found in the Democratic Republic of Congo, particularly in the Kolwezi mining district of the Lualaba province. Let's delve into the fascinating world of velvet malachite and explore its unique characteristics, formation, and uses. Shop Velvet Malachite Here Formation and Characteristics Velvet malachite forms through the secondary mineralisation of copper deposits. It occurs in the oxidised zones of these deposits, where copper minerals undergo chemical reactions with water and carbon dioxide. This process leads to...
The Fascinating World of Grape Agate: A Comprehensive Exploration
Grape agate, a mesmerizing mineral with its unique grape-like formations, has captivated the interest of geologists, gem enthusiasts, and collectors alike. This blog delves into the scientific aspects of grape agate, exploring its formation, geological significance, physical properties, and uses. Shop Grape Agate Here Geological Formation The discovery of grape agate in Mamuju, West Sulawesi, Indonesia, has significantly enriched the study of chalcedony and botryoidal minerals. This unique mineral, with its grape-like formations, has provided geologists with valuable insights into the complex geological history and mineralisation processes of the region. Formed in volcanic environments, grape agate’s presence in the...
Crystal World Exhibition Centre Visitor Hours
Did you know Crystal World Exhibition Centre is more than just a shop? In addition to having some of the worlds rarest gem stones, crystals, meteorites and fossils on site, Crystal World is also home to Rosie the Shark and a Dinosaur Garden filled with life size dinosaurs. Crystal World provides exciting exhibits for educational experiences and all specimens are personally prepared by the team at Crystal World. They are available to purchase from the gift shop and can be found in numerous private collections, shops and museums worldwide. Located in Devon Meadows, approximately 1 hour from Melbourne, Crystal World...
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