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Reference 609

White, Stanley F (1980)

AuthorsWhite, Stanley F
Year1980
Pages69 pp.
GeoRef1983-004024
KeywordsBear Lodge Mountains; Cenozoic; composition; Crook County Wyoming;geologic maps; Great Plains; igneous rocks; intrusions; laccoliths;Laramide Orogeny; Lytle Creek; maps; North America; petrology;pollution; porphyritic texture; porphyry; sills; textures;trachyte-phonolite family; United States; Wyoming

19 samples from this reference

SampleRock nameMajorTraceIsotope
35-17Phonolite yes
35-42Phonolite yes
35-28Trachyte yes
35-16Trachyte yes
13-06Trachyte yes
Jun-40Trachyte yes
29-JunTrachyte yes
Jun-44Trachyte yes
Feb-50Trachyte yes
26-JunTrachyte yes
15-JunTrachyte yes
Jun-48Trachyte yes
36-48Latite yes
36-75Latite yes
Jun-36Latite yes
36-59Trachyte yes
36-76Trachyte yes
36-77Trachyte yes
Aug-51Trachyte yes