R. James Roberts
University of Pretoria, Pretoria
Activity
2024
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WHAT DO BULK ROCK AND ZIRCON TRACE ELEMENT SIGNATURES AND TEXTURES TELL US ABOUT THE PETROGENESIS OF FELSIC ROCKS IN THE EASTERN BUSHVELD COMPLEX?
T254 Mineralogy, Geochemistry, Petrology, and Volcanology Student Session (Posters)Wednesday, 25 September 20248:00 AM - 5:30 PMHall D
2023
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MAGNETITE TRACE ELEMENT COMPOSITIONS FROM MAGNETITE “PIPES” IN THE UPPER ZONE OF THE BUSHVELD COMPLEX, SOUTH AFRICA
252 D14. Recent Advances in Mineralogy and PetrologyWednesday, 18 October 20231:30 PM - 5:30 PM315 / 316
2022
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APATITE IN THE UPPER ZONE OF THE BUSHVELD (WESTERN LIMB)- EVIDENCE FOR A REJUVENATED MAGMA AT THE HEIGHT OF LAYER 21?
212 D1. Recent Advances in Economic GeologyWednesday, 12 October 20228:00 AM - 12:00 PMMile High Ballroom 4C
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THE DISCOVERY OF IGNEOUS XENOLITHS IN THE UPPER ZONE OF THE BUSHVELD IGNEOUS COMPLEX AND ITS IMPLICATIONS ON THE MODEL OF EMPLACEMENT OF UPPER ZONE MAGMAS
212 D1. Recent Advances in Economic GeologyWednesday, 12 October 20228:00 AM - 12:00 PMMile High Ballroom 4C
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STATISTICAL EVALUATION OF POSSIBLE TECTONIC SETTINGS FOR THE BUSHVELD COMPLEX
T162 Mineralogy, Petrology, and Geochemistry: New Approaches to Harnessing the Multidimensionality of Complex SystemsTuesday, 11 October 20228:00 AM - 12:00 PM505
2021
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TRACE ELEMENT COMPOSITIONS OF MAGNETITE LAYERS AND PIPES IN THE EASTERN LIMB OF THE BUSHVELD COMPLEX, SOUTH AFRICA
192 D21. Recent Advances in Petrology, Igneous and Metamorphic (Posters)Tuesday, 12 October 20212:30 PM - 6:30 PMExhibit Hall A
2019
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PULSES OF PLAGIOCLASE-LADEN MAGMAS AND STRATIGRAPHIC EVOLUTION IN THE UPPER ZONE OF THEBUSHVELD COMPLEX, SOUTH AFRICA
T163 The Solidification Path of Magma—Information from Igneous Rocks, Eruptions, and Experimental Petrology: In Honor of the Mineralogical Society of America Awardee for 2019, Olivier NamurTuesday, 24 September 20198:00 AM - 12:00 PMRoom 126ABC, North Building
2015
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REVISITING PRESSURE-TEMPERATURE-TIME PATHS FOR THE GEOTECTONIC HISTORY, EMPLACEMENT AND METAMORPHISM OF THE SEILAND IGNEOUS PROVINCE, NORWAY
34 Metamorphism from Zeolite Facies to UHP and UHT with Emphasis on Models for Predicting Metamorphic Mineral StabilityFriday, 20 March 20151:00 PM - 5:00 PMRose