Granoblastic fine to course-grained composed mainly of calcite dolomite or both?

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1169821

2026-05-02 10:10

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Granoblastic refers to a texture in metamorphic rocks where the mineral grains are interlocking and generally of similar size. When composed mainly of calcite, dolomite, or a combination of both, these rocks are classified as carbonate metamorphic rocks. The presence of calcite and dolomite indicates a formation under conditions of pressure and temperature that facilitate recrystallization of carbonate minerals. Such rocks are commonly found in regions affected by geological processes like mountain building.

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