Magmatic Evolution and Eruptive History of the Granitic Bumping Lake Pluton, Washington: Source of the Bumping River and Cash Prairie Tuffs
The 25 Ma Bumping Lake pluton ranges in composition from quartz diorite to granite with the granitic facies comprising approximately 90% of the pluton's surface area. The granite may be classified as calcalkaline, peraluminous and I-type with some Stype characteristics. A late-stage, mafic-poor...
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| Format: | Others |
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PDXScholar
1994
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| Online Access: | https://pdxscholar.library.pdx.edu/open_access_etds/4765 https://pdxscholar.library.pdx.edu/cgi/viewcontent.cgi?article=5837&context=open_access_etds |