diabase definition

  • noun:
    • A dark-gray to black, fine-textured igneous stone composed primarily of feldspar and pyroxene and utilized for monuments and as broken stone.
    • A fine-grained igneous rock composed mostly of pyroxene and feldspar
    • a simple, dark-colored, holocrystalline, igneous stone, consisting basically of a triclinic feldspar and pyroxene with magnetized metal; -- frequently limited by stones pretertiary in age. It includes element of what was early known as greenstone.
    • The name initially given by A. Brongniart to a rock which Haüy later designated as diorite, which name Brongniart himself adopted in preference to that diabase.
    • A dark-gray to black, fine-textured igneous stone composed mainly of feldspar and pyroxene and utilized for monuments and also as crushed stone.
    • A fine-grained igneous rock composed mainly of pyroxene and feldspar
    • A basic, dark-colored, holocrystalline, igneous stone, consisting basically of a triclinic feldspar and pyroxene with magnetic metal; -- frequently limited to stones pretertiary in age. It provides section of what was early known as greenstone.
    • title originally distributed by A. Brongniart to a rock which Haüy later on designated as diorite, which name Brongniart himself used in preference to that diabase.

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  • Definition for "diabase"
    • A dark-gray to black, fine-textured igneous stone composed…
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