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SC-4-BL

Abstract

Phenocrysts of plagioclase, clinopyroxene, and iddingsite pseudomorphs after olivine–presumably–are surrounded by a groundmass of unoriented plagioclase microlites, glass, and localized calcite. Plucking of the phenocrysts is noticable and vesicles are present.

Note

The author has given permission for this work to be deposited in the Digital Archive of Colorado College.

Administrative Notes

The author has given permission for this work to be deposited in the Digital Archive of Colorado College.

Copyright
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Publisher
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PID
coccc:19514