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Q: Based on geological classification, six rock types are given below. Identify the rock types which do not fall under the category of Metamorphic rocks. Rock types : Gneiss, Slate, Granite, Marble, Quartzite, Dolomite
  • A. Slate, Marble
  • B. Granite, Dolomite
  • C. Gneiss, Slate
  • D. Marble, Quartzite
Correct Answer: Option B - Igneous rock– Granite, syenite, diorite, gabbro, hypabysssal, dolerite, basalt. Sedimentry rock– Sand stone, lime stone, shale, challe, diatomite, gypsum dolemite, lime tufas, anhydrite magnesite, carbonate conglomerate, bereccia. Metamorphic rock– Gneiss, quartzite, marble, schist slate, phyallite.
B. Igneous rock– Granite, syenite, diorite, gabbro, hypabysssal, dolerite, basalt. Sedimentry rock– Sand stone, lime stone, shale, challe, diatomite, gypsum dolemite, lime tufas, anhydrite magnesite, carbonate conglomerate, bereccia. Metamorphic rock– Gneiss, quartzite, marble, schist slate, phyallite.

Explanations:

Igneous rock– Granite, syenite, diorite, gabbro, hypabysssal, dolerite, basalt. Sedimentry rock– Sand stone, lime stone, shale, challe, diatomite, gypsum dolemite, lime tufas, anhydrite magnesite, carbonate conglomerate, bereccia. Metamorphic rock– Gneiss, quartzite, marble, schist slate, phyallite.