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rocks and minerals dictionary

  • Rocks Idioms by The Free Dictionary

    rock 1. noun, slang A precious gem, especially a diamond. A: "Did you see that rock on her finger?" B: "Yeah, I didn't know she was engaged!" The rocks in that necklace are worth nearly a million dollars. 2. noun Rock music, a genre of music characterized by the use of the electric guitar and bass. A shortened form of "rock and roll," from which it

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  • Mineral Definition of Mineral at Dictionary

    Mineral definition, any of a class of substances occurring in nature, usually comprising inorganic substances, as quartz or feldspar, of definite chemical composition and usually of definite crystal structure, but sometimes also including rocks formed by these substances as well as certain natural products of organic origin, as asphalt or .

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  • Rocks and Minerals Dictionary: E EnchantedLearning

    Rocks and Minerals Dictionary: E. emerald Emeralds are a very hard, green precious stone (beryl, Be 3 Al 2 Si 6 O 18, colored by chromium and some vanadium impurities).Flaws and cloudiness (called jardin) are very common in emeralds, so many emeralds are oiled, irradiatied,and dyed to improve their look.

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  • Rocks Article about Rocks by The Free Dictionary

    Rocks natural aggregates of minerals of more or less constant composition which form the independent geological bodies that comprise the earths crust. The Russian term for rocks in its modern sense was first used by the Russian mineralogist and chemist V. M. Severgin (1798). Rocks are mechanical combinations of minerals, including liquid minerals

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  • Rock definition of rock by The Free Dictionary

    Rock can consist of a single mineral or of several minerals that are either tightly compacted or held together by a cementlike mineral matrix. The three main types of rock are igneous, sedimentary, and metamorphic. 2. A fairly small piece of such material a stone. on the rocks

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  • Urban Dictionary: rocks and minerals

    Rocks are made out of a bunch of minerals mixed together. Rocks and minerals are technically the same thing.

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  • Rocks definition of rocks by The Free Dictionary

    Define rocks. rocks synonyms, rocks pronunciation, rocks translation, English dictionary definition of rocks. n. 1. Relatively hard, naturally formed mineral or petrified matter stone. 2. a. A relatively small piece or fragment of such material. b. A relatively...

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  • Minerals Definition of Minerals at Dictionary

    Minerals definition, any of a class of substances occurring in nature, usually comprising inorganic substances, as quartz or feldspar, of definite chemical composition and usually of definite crystal structure, but sometimes also including rocks formed by these substances as well as certain natural products of organic origin, as asphalt or .

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  • Rocks and Minerals Dictionary: A EnchantedLearning

    Rocks and Minerals Dictionary: A. African emerald African emerald is a misnomer for green fluorspar that is mined in South Africa it is not an emerald at all.

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  • MINERAL definition in the Cambridge English Dictionary

    mineral meaning: 1. a valuable or useful chemical substance that is formed naturally in the ground 2. a chemical. Learn more.

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