... in dolomitized reef-bearing carbonate platform Nicolas J. Saintilan, Corey Archer, and Jorge E. Spangenberg 37 The Black Angel deposit, Greenland: A Paleoproterozoic evaporiterelated Mississippi Valley-type Zn-Pb deposit Diogo Rosa, David Leach, and Andrey Bekker 51 Insights from mineral trace chemistry...

... and are not evidence for deposition in shallow-water or intertidal settings. We are very grateful to Robert Riding who advised us on the pitfalls of over interpreting the presence of Frutexites . Greg Price and Annalisa Ferretti provided very helpful reviews. Sarah Dennis, Alina Marca-Bell...

...Olga Frank-Kamenetskaya; Marina Zelenskaya; Alina Izatulina; Vladislav Gurzhiy; Aleksei Rusakov; Dmitry Vlasov Abstract Microscopic fungi (micromycetes) play an important role in rock alteration, often leading to the formation of insoluble biogenic oxalates on their surface. Oxalate crystallization...

... together with new material for a solution of the family level taxonomy of the middle and early Paleozoic loxonematoideans. Zygopleura alinae Perner, 1907 , from the Praha Formation (Pragian, Early Devonian) of the Prague basin. Known only from its type locality. Medfrazyga...

...- each subchamber) reveals considerable et al., 1998). The Main zone that over- ing has revealed details of some of the economic reefs over many tens of kilo- variability (South African Committee lies the Critical zone is characterized by meters. Despite excellent overviews of the Rustenburg Layered...

... is subdivided into 13 formations, is exposed in the area studied. Table I. G eneralized S ection O f R ocks E xposed N ear S alina , U tah The Jurassic and most of the Cretaceous sediments are marine. The Cretaceous shoreline fluctuated back and forth across this area, and finally withdrew...

...–Eocene boundaries. We are grateful to Alina I. Iakovleva (Geological Institute, Russian Academy of Sciences, Moscow) for help with the dinoflagellate cysts and Delphine Desmares (Sorbonne University, Paris). Additional palynology samples were prepared by Dave Bodman (MB Stratigraphy, Sheffield, UK...

...Alina Shchepetkina Abstract Intertidal burrowing crabs produce distinctive biogenic sedimentary structures on tidal flats and salt marshes of the mesotidal Mira River estuary in southwestern Portugal. This study shows that the morphology and spatial distribution of crab burrows vary depending...

... University, where his graduate research used strontium isotopes to correlate the Merensky reef with the Platreef in the Bushveld Igneous Complex. make decisions with a shared vision in mind. This long-term approach guided by our 1-, 5-, and 10-year plans has shaped the way we evaluate job opportunities...

... Base Metals - Haruna M. Grema Poster Presentation S tudent Award Winners Africa s Iconic Ore Deposits ($500 USD) Kate Canham The Mineralogy of PGE in the Deep Critical Zone at Sandsloot, Northern Bushveld Complex, South Africa: PPGE Reef Underlain by an IPGE + Rh-Rich Base Metal Zone Gold...

... for 2024 2026, Alina Gaibor, Anthony C. Harris, Roberto P. Xavier. Passed a motion from Gleeson ratifying the following actions subsequent to the Executive Committee meeting on March 4, 2023: Approved Fellowship List No. 23-01 on March 7, 2023, thereby admitting the following 12 candidates to the SEG...

...). Awardees Yamila Cajal and Irene del Real, each flanked by Doug Kirwin and Alina Gaibor. Alina Gaibor (Students/Early Career Profes- sionals Chair) stands with Tomás Ovalle, Zia Kahou, Doug Kirwin (SEG President, 2019), and Lawrence C. Carter. Exploration Radio. A podcast about the past, present and future...

... the mafic units at Hartley and Ngezi, as well as the main sulfide zone reef and other interesting geologic features in the Ngezi open pits. The trip will proceed to Shurugwi with roadside stops to explore the mafic units and PGM mineralization on the surface and underground at Unki mine. The journey...

... Committee on Committees: Murray as the one-year anniversary of the W. Hitzman, Alina Gaibor, Niko- student chapter vlog competition had pandemic that had affected everyone lay A. Goryachev, Keiko Hattori, at SEG and resulted in the cancella- Gordon S.R. Koll, and Stewart D. been designed to engage students...

... and guidance and to Bob Foster for his support. We thank Dave Bickford, Alina Gaibor, and Brian Rudd for their useful peer reviews. A sincere thank you also to Alan Guest for his invaluable counsel and encouragement over the years. REFERENCES Annels, A.E., and Dominy, S.C., 2003, Core recovery and quality...

..., United Kingdom Jones, Paul, USA Lee, Christopher, South Africa Moody, Ian, Australia Pohl, Demetrius, USA Up to $99 Bowell, Robert, United Kingdom Corrans, Roy, South Africa Deane, John, South Africa Gaibor, Alina, Ecuador Guilinger, James, USA Jackson, Andrew, USA Miller, Graham, Australia Nowak...

... within veld Complex in South Africa, where Pt lenge is to convert our student member- them whether they be intra-organiza- ores are 4 6 g/t in the Merensky Reef, to tional boundaries, public/private sector appreciate that what looked like topsoil ship to life-long Society supporters, as to me...

.... The toid plutons, many of which are associ- resource potential. Auriferous veins, com- 31 t Au Don Mario deposit, from which ated with large porphyry orebodies, monly along saddle reefs, are located in copper oxide was mined beginning in the OCTOBER 2009 No 79 SEG NEWSLETTER 11 Status Estimate of past...

... River groups. Platform sedimentation and further deformation followed, culminating in 5 to 6 km of dextral dislocation of the entire Rum Jungle sequence by the regional-scale Giants Reef fault. The Geolsec Formation, a hematite quartz breccia that hosts phosphate mineralization, is regarded by Lally...

... and Francisco Paul J. Cranney, Richard C. Davies, I. de Azevedo, Jr. is the Industry A strong technical program of Advisor. Erme Enrique, Joseph O. Espi, Alina talks and posters based on com- modity themes with many new Approved on June 28, 2010, the Gaibor, Jose C. Gaspar, Marcos A. discovery histories...