O. Tapani Ramo
University of Helsinki, Helsinki, Uusimaa
Activity
2024
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ISOTOPIC SOURCE CONSTRAINTS ON LATE CRETACEOUS CORDILLERAN INTERIOR MAGMATISM: THE WHITE ROCK WASH PLUTON, NEVADA
T217 Magmatism and Accreted Terranes from the North American Cordillera to the Norwegian Caledonides II: a Session in Honor of the Scientific Contributions of Calvin G. BarnesTuesday, 24 September 20241:30 PM - 5:30 PM207B
2022
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PETROGENESIS OF THE MESOPROTEROZOIC MOUNTAIN PASS IGNEOUS SUITE, CALIFORNIA
11 Geology of Death Valley: Old versus New Ideas, Hypotheses, and TheoriesTuesday, 15 March 20221:30 PM - 5:30 PMCBC-A 110
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A NEW LOOK AT THE DIABASE OF THE SOUTHWEST LAURENTIA LARGE IGNEOUS PROVINCE (SWLLIP): SPEEDING LAURENTIA AND STAGNANT SLABS
11 Geology of Death Valley: Old versus New Ideas, Hypotheses, and TheoriesTuesday, 15 March 20221:30 PM - 5:30 PMCBC-A 110
2021
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OPEN-SYSTEM BEHAVIOR IN A CRUSTAL-SCALE MAGMA COLUMN, KLAMATH MOUNTAINS, CALIFORNIA
T37 The How, When, Where, and Why of Open-System Magma ProcessesSunday, 10 October 20211:30 PM - 5:30 PMPortland Ballroom 252 (Hybrid Room)
2020
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CAMBRIAN-ORDOVICIAN EPISYENITES AND CARBONATITES IN SOUTHERN AND CENTRAL NEW MEXICO, USA: A POTENTIAL SOURCE OF REE
T257 Rare Earth Elements: The Behavior of Critical Minerals in Sedimentary, Magmatic, and Magmatic-Hydrothermal SystemsFriday, 30 October 202010:00 AM - 2:00 PMMeeting Rooms
2019
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FIELD RELATIONSHIPS THROUGHOUT THE SOUTHERN DEATH VALLEY REGION OF CA REQUIRE THE HORSE THIEF SPRING FORMATION TO BE OLDER THAN THE 1.1 GA CRYSTAL SPRING DIABASE
41 D26. Recent Advances in Precambrian Geology (Posters)Sunday, 22 September 20199:00 AM - 5:30 PMHall AB, North Building
2018
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EVOLUTION OF SOUTHERN LAURENTIAN LITHOSPHERE; SOME NEW OBSERVATIONS FROM CRUSTAL DOMAINS AND MID-PROTEROZOIC ALKALINE MAGMATIC SUITES IN MOJAVIA AND MAZATZAL
59 Genetic Links between the Magmatism, Tectonism, and Metallogeny of the Southwestern USA and Northern MexicoThursday, 17 May 201810:20 AM - 12:20 PMHumphreys/Mt. Elden Room
2017
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TEXTURAL AND GEOCHEMICAL EVOLUTION OF HIGH-TEMPERATURE EPISYENITES IN THE SUOMENNIEMI RAPAKIVI GRANITE COMPLEX, SE FINLAND
296 D34. Magma to VolcanoWednesday, 25 October 20178:00 AM - 12:00 PMSkagit 4
2016
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WHAT DRIVES EXTENSION IN DEATH VALLEY NATIONAL PARK, CA
T96 A Centennial Celebration of Geology and Hydrology in the National Parks: Research, Mapping, and Resource Management IMonday, 26 September 20168:00 AM - 12:00 PMMile High Ballroom 4D
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METASOMATIC ORIGIN FOR PALEOPROTEROZOIC ALKALI-FELDSPAR SYENITES, SUOMENNIEMI RAPAKIVI GRANITE COMPLEX, SE FINLAND
T19 Alkaline Rocks: In Honor and Memory of Daniel S. BarkerSunday, 25 September 20168:00 AM - 12:00 PMRoom 205
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PETROLOGY AND ORIGIN OF 2.1 KA TRACHYBASALT AT UBEHEBE CRATERS, DEATH VALLEY, CA
12 Neotectonics and Magmatism in Death Valley and Southwestern Basin and Range IIMonday, 4 April 20161:30 PM - 5:30 PMMeeting Room 200 C
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WHAT DRIVES EXTENSION IN DEATH VALLEY, CA
12 Neotectonics and Magmatism in Death Valley and Southwestern Basin and Range IIMonday, 4 April 20161:30 PM - 5:30 PMMeeting Room 200 C
2015
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ORIGIN OF THE REE-BEARING CAMBRIAN-ORDOVICIAN EPISYENITES AND CARBONATITES IN SOUTHERN AND CENTRAL NEW MEXICO, USA
322 Economic GeologyWednesday, 4 November 20151:30 PM - 5:30 PMRoom 331/332
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DIABASE VS DETRITAL ZIRCONS: THE AGE OF THE CRYSTAL SPRING FORMATION, SOUTHERN DEATH VALLEY, CA
17 In Celebration of the Release of the WGA 2014 Wyoming Stratigraphic Nomenclature Chart: Topics in Rocky Mountain Stratigraphy and SedimentologySaturday, 23 May 20158:00 AM - 9:50 AMWyoming Theater
2014
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BATHOLITH EVOLUTION IN A 40-KM-THICK ACCRETIONARY COMPLEX, KLAMATH MOUNTAINS, CA
T149 Continental Arcs #2: Processes at Arc to Magma Reservoir-Scale and Connections from Magma Source to VolcanoMonday, 20 October 20141:00 PM - 5:00 PM121
2013
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RARE EARTH ELEMENT (REE) POTENTIAL AND ORIGIN OF THE EPISYENITES IN THE CABALLO, BURRO, AND ZUNI MOUNTAINS, SOUTHERN NEW MEXICO
382 Rare Earth Elements: Minerals, Mines, Magnets (and More)Wednesday, 30 October 20131:00 PM - 5:00 PMMile High Ballroom 1AB
2012
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1100 MA RAPAKIVI GRANITES, LITTLE HATCHET MOUNTAINS, SOUTHWESTERN NEW MEXICO
6 Paleoproterozoic Orogeny and Mesoproterozoic Enigmas: Constraints on the Formation, Assembly, and Evolution of the Precambrian Rocks in the Rockies IWednesday, 9 May 20128:30 AM - 12:00 PMAlvarado A&B
2008
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EVOLUTION OF MIOCENE MAGMATISM ALONG DEATH VALLEY, CALIFORNIA: ND-SR-PB ISOTOPIC CONSTRAINTS
1 Igneous/Metamorphic Petrology, and VolcanologyWednesday, 19 March 20088:00 AM - 12:00 PM
2002
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1.83 GA LATE-OROGENIC GRANITES OF SOUTHERN FINLAND: A LINK BETWEEN OROGENIC AND ANOROGENIC MAGMATISM IN THE FENNOSCANDIAN SHIELD
T106 A-Type Plutons and Convergent Margins: Orogenic Links to Anorogenic Magmatism?Monday, 28 October 20021:30 PM - 5:30 PM
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ND ISOTOPES OF GRANITE MAGMATISM, HIDALGO AND GRANT COUNTIES, NEW MEXICO
4 Precambrian Geology of Southern LaurentiaThursday, 11 April 20028:00 AM - 12:00 PM
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EARLY PALEOPROTEROZOIC RIFTING OF NORTHEASTERN BALTICA-LAURENTIA
4 Precambrian Geology of Southern LaurentiaThursday, 11 April 20028:00 AM - 12:00 PM
2001
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SIGNIFICANCE OF RAPAKIVI GRANITES AND COMINGLED DIABASE ENCLAVES AND SYNPLUTONIC DIKES, LITTLE HATCHET MOUNTAINS, NEW MEXICO
6 Mesoproterozoic Tectonics of the Southwestern United StatesMonday, 30 April 20011:25 PM - 5:00 PM
Date Unknown
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WHOLE-ROCK ND (ID-TIMS) AND ZIRCON HF-U-PB (LAMS) ISOTOPE COMPOSITION OF MESOPROTEROZOIC A-TYPE GRANITES IN MANNEFALLKNAUSANE, WESTERN DRONNING MAUD LAND, ANTARCTICA
143 Mineralogy/Crystallography; Petrology; Volcanology (Posters)
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RECONSTRUCTION OF TERRANE BOUNDARIES IN THE FINNISH SVECOFENNIAN: OXYGEN ISOTOPES FROM ZIRCON
T111 Focus on IGCP: Modern and Ancient Plate Boundaries and Orogens (Posters): In Memory of Chris McA. Powell