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DissertationErickson, Rolfe -
ThesisGebauer, SamanthaThe exhumed root of the Triassic to Early Cretaceous continental arc in Fiordland, New Zealand preserves a record of deep crustal arc processes during and following high‐flux magmatism from c. 124‐115 Ma. We present new LASS-ICP-MS and SHRIMP‐RG 206Pb . . .
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Working PaperErickson, Rolfe
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Student ResearchCheung, HermanOver the last one-hundred and fifteen years in Southern California, hundreds of storms came and went; some barely noticeable while others disastrous and memorable. From the data collected throughout the century, we're allowed to see just how far and l . . .
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ThesisGillespy, PatrickLarge sample sizes of juvenile animal fossils are rare compared to their adult counterparts. The preponderance of adult specimens in the fossil record overshadows the entire ontogenetic growth series of an organism from the earliest stages of life and . . .
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ArticleSanders, Christopher O.Field relations show that the Santa Catalina Island pluton intruded both the Catalina Schist and the San Onofre Breccia. Early to middle Miocene macrofossils from the San Onofre Breccia of East End Quarry support the 19 Ma radiometric age of the pluto . . .
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ArticleDoerner, D. P.
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MapErickson, RolfeA detailed Geologic Map of 14 sections around Cazadero village in western Sonoma County. Scale 1:12000. Compiled 1994. Has accompanying booklet filed separately,containing a discussion of the geology and an appendix listing all exotic blocks, their si . . .
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Technical ReportErickson, RolfeThis report contains the detailed geology of all known active Sonoma County rock quarries. In addition to the geology, information on reserves, material uses, history, and owner's future plans is included where available.
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Technical ReportErickson, RolfeThe purpose of this study was to do a reconnaissance of potential major hardrock resources areas in Sonoma County, California. The study is the second part of an overall study of hardrock quarries in the county, and is a component of the Sonoma County . . .
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ArticleErickson, Rolfe
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ArticleErickson, RolfeIntroduction: The chief purpose of this field trip is to visit two 'granitoid' components of the Franciscan Complex near Cazadero, CA. One of these components is a multiply metamorphosed quartz diorite exotic block in the King (formerly Kings) Ridge R . . .