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$A model for the origin of the chemically zoned Ammonia Tanks Member of the Timber Mountain Tuff due to crystal fractionation$

A model for the origin of the chemically zoned Ammonia Tanks Member of the Timber Mountain Tuff due to crystal fractionation

Rose, Timothy Patrick

Text (1988)

Part of Electronic Theses & Dissertations

Origin of the chemical variation in the Valle Central Tuff, Costa Rica

Origin of the chemical variation in the Valle Central Tuff, Costa Rica

Hannah, Rachel Susan

Text (2000)

Part of Electronic Theses & Dissertations

Origin and evolution of the Nicaraguan silicic ash-flow sheets

Origin and evolution of the Nicaraguan silicic ash-flow sheets

Viray, Ela Lita Estrada

Text (2003)

Part of Electronic Theses & Dissertations