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Mineraloids: Definition, Examples, Uses

Mineraloid is a naturally occurring substance that resembles a mineral but lacks a crystalline structure. Unlike minerals, …

Divergent Boundary: Definition, Features, Examples

Divergent boundary, also known as a constructive boundary or an extensional boundary, is a linear geologic feature that e…

Convergent Boundary: Definition, Types, Examples, Features

Convergent boundary, also referred to as a destructive boundary , is a region on Earth where two or more tectonic plates com…

Pleochroism: Gems That Change Color, Causes, Examples

Pleochroism is a fascinating optical phenomenon observed in certain gemstones and minerals. It refers to the ability of thes…

Gypsum: Properties, Uses, Formation, Types

What is gypsum? Gypsum is a very common, soft sulfate mineral composed primarily of calcium sulfate dihydrate, with the chem…

Imperial Topaz: Gemstones, Properties, Value

What is imperial topaz? Imperial topaz is a beautiful and rare gemstone known for its stunning deep orange to reddish-pink h…