igneous rocks 

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  • igneous rocks
    • amygdaloidal
      • adjective
      • 1. a less common form of amygdaloid
      • 2. a volcanic rock containing amygdales
    • intrusive
      • 2. noting or penetrating to plutonic rock
      • 1. a rock having been formed between pre-existing rocks or rock layers while in a molten or plastic condition
    • extrusive
      • 1. tending to extrude
      • 2. igneous rock formed from magma issuing from volcanos or cracks in the earth's crust
    • Euhedral
      • 1. a mineral crystal in a rock bounded by faces corresponding to its regular crystal form, not constrained by adjacent minerals
    • subhedral
      • mineral grains comprising igneous rocks having a partial or incomplete crystal face of form
    • anhedral
      • crystallography - a crystal having no plane of face
    • porphyritic
      • relating or denoting a rock texture containing distinct crystals or crystalline particles embedded in a compact groundmass
    • phenocrysts
      • a large or conspicuous crystal in a porphyritic rock, distinct from the groundmass
    • vesical
      • a small cavity in volcanic rock, produced by gas bubbles
    • pluton
      • a body or intrusive igneous rock

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emma may ellen

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hi this is for anyone who does not have ang of the definitions for igneous rocks and there is another mind map of definitions coming

emma may ellen

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rate me

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