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Evolution of the Platoro caldera complex and related volcanic rocks, southeastern San Juan Mountains, Colorado.

Lipman, P W (1975) Evolution of the Platoro caldera complex and related volcanic rocks, southeastern San Juan Mountains, Colorado. U. S. Geological Survey Professional Paper. 1975. .

AuthorsLipman, P W
Year1975
TitleEvolution of the Platoro caldera complex and related volcanic rocks, southeastern San Juan Mountains, Colorado.
SourceU. S. Geological Survey Professional Paper. 1975. .
PublisherU. S. Geological Survey. Reston, VA, United States. Pages
Document typeSerial; Report
ISSN1044-9612
GeoRef1977-006176
KeywordsArchuleta-County-Colorado; ash-flow-tuff; calderas-; Cenozoic-; Colorado-; complexes-; composition-; data-; evolution-; genesis-; igneous-rocks; La-Plata-County-Colorado; lava-; lava-flows; magmas-; metal-ores; mineralization-; Miocene-; Neogene-; North-America; Oligocene-; ore-deposits; Paleogene-; petrography-; petrology-; Platoro-caldera-complex; pyroclastics-; Rocky-Mountains; San-Juan-Mountains; southwest-; Tertiary-; tuff-; U.-S.-Rocky-Mountains; United-States; USGS-; volcanic-; volcanic-features; volcanic-rocks; volcanism-; volcanology-

17 samples from this reference

SampleRock nameMajorTraceIsotope
67L-133-G yesyes
S-16Rhyolite yes
S-292-CRhyolite yes
65L-33-BPyroclastic-fall yes
65L-47Pyroclastic-fall yes
65L-43-BDacite yes
Ds 34-ARhyolite yes
B6-62-39Rhyolite yes
C-987Rhyolite yes
S-352-ARhyolite yes
S-292-BPyroclastic fall yes
C-95Rhyolite yes
C-162-BRhyolite yes
65L-80Dacite yes
66L-96-B yes
SV-9Andesite yesyes
S183AAndesite yes