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a.1.(Min.) Resembling pegmatite; pegmatic.
References in periodicals archive ?
The mineralization is in boulders and outcrop as pegmatoid calcsilicates and as late cross cutting veins (massive pitchblende and calcite).
The granites are mainly massive, pegmatoid texture is common, gneissic varieties are rare, while porphyraceous texture occurs very seldom.
Pegmatoid and gabbroid layers in Jurassic Preakness and Hook Mountain basalts, Newark Basin, New Jersey.
Sagtjarn Deposit - The mineralisation occurs in biotite-rich acid pegmatoid veins, sheets and 'knots' cutting across gently northwesterly plunging, open synformal folded meta-argillite gneisses.