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: Geology; Mining

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Minerals

Modrý diamant

Mining; Minerals

Na msn.news.com bolo hlásené, že zriedkavé 29.6 karát modrý diamant nedávno bol objavený v Južnej Afrike s hodnotou cena pohybuje v desiatkach miliónov dolárov. Žaluď-klížil diamant bol objavený v ...