Chapter 2: Architecture of Magmatic Systems

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porphyry

4 Terms

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Cupola

upward projecting dome or protrusion from the roof of a large igneous intrusion. No cupola means no porphyry copper deposit. Act as traps for magmatic-hydrothermal fluids and volatiles

<p>upward projecting dome or protrusion from the roof of a large igneous intrusion. No cupola means no porphyry copper deposit. Act as traps for magmatic-hydrothermal fluids and volatiles</p>
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Clustered copper porphyry

A porphyry occurs from one igneous batholith in many arms or cupolas. Common

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Seriate

crystal sizes vary gradually or form a continuous series from the largest grains down to the smallest groundmass

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the