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Malcolm P. Roberts
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Journal Article

Granitoid-Hosted Orogenic Gold Mineralization: Genetic Constraints on the 7.4 Moz Archean Gruyere Gold Deposit, Yilgarn Craton, Western Australia

Ravi Schreefel, Steffen G. Hagemann, Clayton Davy’s, Jamie A. Robinson, Nicolas Thébaud, Christopher M. Fisher, Malcolm P. Roberts, Laure A.J. Martin, Louise E. Schoneveld, Robert A. Creaser
Journal: Economic Geology
Published: 01 January 2025
Economic Geology (2025) 120 (1): 171–203.
DOI: https://doi.org/10.5382/econgeo.5128
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View PDF for article title, Granitoid-Hosted Orogenic Gold Mineralization: Genetic Constraints on the 7.4 Moz Archean Gruyere Gold Deposit, Yilgarn Craton, Western Australia
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Journal Article

High-Temperature Hydrothermal Fluid Evolution, Archean Alkalic Intrusion-Related Mineralization, Karari-Whirling Dervish Gold Deposit, Western Australia

Walter K. Witt, Steffen G. Hagemann, Malcolm P. Roberts, Paul Olin, Laure Martin, Matvai Aleshan
Journal: Economic Geology
Published: 01 November 2024
Economic Geology (2024) 119 (7): 1525–1562.
DOI: https://doi.org/10.5382/econgeo.5105
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View PDF for article title, High-Temperature Hydrothermal Fluid Evolution, Archean Alkalic Intrusion-Related Mineralization, Karari-Whirling Dervish Gold Deposit, Western Australia
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Journal Article

Decoupling of Sulfur Isotope Signatures from Platinum Group Elements in Komatiite-Hosted Ore Systems: Evidence from the Mount Keith MKD5 Ni-(Co-Cu) Deposit, Western Australia

Anne B. Virnes, Marco L. Fiorentini, Stephen J. Barnes, Stefano Caruso, Laure A.J. Martin, Matvei Aleshin, Louise E. Schoneveld, Malcolm P. Roberts, Quentin Masurel, Nicolas Thebaud
Journal: Economic Geology
Published: 01 December 2023
Economic Geology (2023) 118 (8): 1813–1834.
DOI: https://doi.org/10.5382/econgeo.5030
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View PDF for article title, Decoupling of Sulfur Isotope Signatures from Platinum Group Elements in Komatiite-Hosted Ore Systems: Evidence from the Mount Keith MKD5 Ni-(Co-Cu) Deposit, Western Australia
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Journal Article

Xenotime reveals Caledonian hydrothermal overprint on Neoproterozoic Cu mineralization, East Greenland

Hugo K. H. Olierook, Kelsey Crook, Penelope Sinclair, Denis Fougerouse, Cilva Joseph, Christopher L. Kirkland, Allen Kennedy, Hao Gao, Noreen J. Evans, Bradley J. McDonald, Raiza R. Quintero, Anusha Shantha Kumara, Graeme Cameron, Ben Walsh, Malcolm P. Roberts, Brent I. A. McInnes
Published: 18 August 2023
Journal of the Geological Society (2023) 180 (5): jgs2022-141.
DOI: https://doi.org/10.1144/jgs2022-141
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View PDF for article title, Xenotime reveals Caledonian hydrothermal overprint on Neoproterozoic Cu mineralization, East Greenland
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Journal Article

Older than they look: Cryptic recycled xenotime on detrital zircon

Maximilian Dröllner, Milo Barham, Christopher L. Kirkland, Malcolm P. Roberts
Journal: Geology
Published: 05 June 2023
Geology (2023) 51 (8): 768–772.
DOI: https://doi.org/10.1130/G51178.1
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Journal Article

Microstructural controls on the chemical heterogeneity of cassiterite revealed by cathodoluminescence and elemental X-ray mapping

Jason M. Bennett, Anthony I.S. Kemp, Malcolm P. Roberts
Published: 01 January 2020
American Mineralogist (2020) 105 (1): 58–76.
DOI: https://doi.org/10.2138/am-2020-6964
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View PDF for article title, Microstructural controls on the chemical heterogeneity of cassiterite revealed by cathodoluminescence and elemental X-ray mapping
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Journal Article

The Karouni Gold Deposit, Guyana, South America: Part II. Hydrothermal Alteration and Mineralization

Michael Tedeschi, Steffen G. Hagemann, Malcolm P. Roberts, Noreen J. Evans
Journal: Economic Geology
Published: 01 December 2018
Economic Geology (2018) 113 (8): 1705–1732.
DOI: https://doi.org/10.5382/econgeo.2018.4610
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View PDF for article title, The Karouni Gold Deposit, Guyana, South America: Part II. Hydrothermal Alteration and Mineralization
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Journal Article

Nanoscale partitioning of Ru, Ir, and Pt in base-metal sulfides from the Caridad chromite deposit, Cuba

José M. González-Jiménez, Artur Deditius, Fernando Gervilla, Martin Reich, Alexandra Suvorova, Malcolm P. Roberts, Josep Roqué, Joaquín A. Proenza
Published: 01 August 2018
American Mineralogist (2018) 103 (8): 1208–1220.
DOI: https://doi.org/10.2138/am-2018-6424
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View PDF for article title, Nanoscale partitioning of Ru, Ir, and Pt in base-metal sulfides from the Caridad chromite deposit, Cuba
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Journal Article

TRACE ELEMENT SIGNATURE OF PYRITE FROM THE LOS COLORADOS IRON OXIDE-APATITE (IOA) DEPOSIT, CHILE: A MISSING LINK BETWEEN ANDEAN IOA AND IRON OXIDE COPPER-GOLD SYSTEMS?

Martin Reich, Adam C. Simon, Artur Deditius, Fernando Barra, Stephen Chryssoulis, Gonzalo Lagas, Daniele Tardani, Jaayke Knipping, Laura Bilenker, Pablo Sánchez-Alfaro, Malcolm P. Roberts, Rodrigo Munizaga
Journal: Economic Geology
Published: 01 May 2016
Economic Geology (2016) 111 (3): 743–761.
DOI: https://doi.org/10.2113/econgeo.111.3.743
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View PDF for article title, TRACE ELEMENT SIGNATURE OF PYRITE FROM THE LOS COLORADOS IRON OXIDE-APATITE (IOA) DEPOSIT, CHILE: A MISSING LINK BETWEEN ANDEAN IOA AND IRON OXIDE COPPER-GOLD SYSTEMS?
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Journal Article

Replacement of primary monazite by apatite-allanite-epidote coronas in an amphibolite facies granite gneiss from the Eastern Alps

Fritz Finger, Igor Broska, Malcolm P. Roberts, Andreas Schermaier
Published: 01 April 1998
American Mineralogist (1998) 83 (3-4): 248–258.
DOI: https://doi.org/10.2138/am-1998-3-408
View PDF for article title, Replacement of primary monazite by apatite-allanite-epidote coronas in an amphibolite facies granite gneiss from the Eastern Alps
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Journal Article

Do U-Pb zircon ages from granulites reflect peak metamorphic conditions?

Malcolm P. Roberts, Fritz Finger
Journal: Geology
Published: 01 April 1997
Geology (1997) 25 (4): 319–322.
DOI: https://doi.org/10.1130/0091-7613(1997)025<0319:DUPZAF>2.3.CO;2
View PDF for article title, Do U-Pb zircon ages from granulites reflect peak metamorphic conditions?
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Journal Article

Origin of high-potassium, calc-alkaline, I-type granitoids

Malcolm P. Roberts, John D. Clemens
Journal: Geology
Published: 01 September 1993
Geology (1993) 21 (9): 825–828.
DOI: https://doi.org/10.1130/0091-7613(1993)021<0825:OOHPTA>2.3.CO;2
View PDF for article title, Origin of high-potassium, calc-alkaline, I-type granitoids
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