Minerals

Minerals

Naturally occurring substance that is solid and stable at room temperature, representable by a chemical formula, usually abiogenic, and has an ordered atomic structure. It is different from a rock, which can be an aggregate of minerals or non-minerals, and does not have a specific chemical composition. The general definition of a mineral encompasses the following criteria: 1 - Naturally occurring 2 - Stable at room temperature 3 - Represented by a chemical formula 4 - Usually abiogenic 5 - Ordered atomic arrangement

Industry: Geologie; Minerit

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Minerals

Diamant albastru

Minerit; Minerals

Site-ul msn.news.com a prezentat faptul că un diamant albastru, rar, de 29,6 carate a fost descoperit recent în Africa de Sud, iar valoarea sa este de ordinul a zeci de milioane de dolari. Diamantul ...