0.2(top 100%)
impact factor
560(top 50%)
papers
8.9K(top 20%)
citations
42(top 20%)
h-index
0.2(top 100%)
impact factor
686
all documents
9.2K
doc citations
64(top 20%)
g-index

Top Institutions (by citations)

#InstitutionArticlesCitationsR ARankR CRank
1University of Pretoria12493593297
2University of the Witwatersrand8232959749
3Obafemi Awolowo University1022212275
4University of Natal7213203186
5University of Leeds51743.1K2.4K
6Pierre and Marie Curie University51581.1K1.2K
7University of Western Australia31543.2K2.2K
8University of Zimbabwe4142290184
9University of Cape Town51281.7K1.6K
10Iziko Museums of South Africa11186230
11Geological Survey of Israel71175877
12Cairo University51111.9K1.4K
13Adekunle Ajasin University11081238
14University of Botswana4107220154
15University of Jos8993535
16University of Sheffield2925.0K3.4K
17Assiut University1390213570
17Mittal Steel South Africa19031
19Birkbeck, University of London287937723
20Université de Lubumbashi4861319
21Duke University3843.7K3.4K
22Tel Aviv University6832.9K3.7K
23Tanta University782346541
24Alexandria University679809936
25University of Portsmouth376916938
26University of Pisa2713.9K3.0K
27Technical University of Berlin5701.2K1.7K
28University of Oslo3683.8K3.7K
28University of Dar es Salaam268368239
30Stellenbosch University3661.9K1.8K
31University of Florence2643.8K3.0K
32University of Calabar76377124
33University of Messina1622.9K1.7K
34Royal Holloway, University of London1611.6K976
35York University6601.3K2.4K
36University of Ilorin354365280
37Karlsruhe Institute of Technology3532.1K2.3K
38University of North Carolina1526.6K4.5K
39University of Cologne2513.4K3.0K
39University of California15117.1K11.5K
39Los Alamos National Laboratory1512.0K1.5K
39University of Rennes 14517081.3K
43University of Ibadan7495001.0K
44Ain Shams University5481.1K1.4K
45Uppsala University6442.6K4.5K
45Rhodes University1441.1K730
45University of Khartoum744116421
45Muséum national d'histoire naturelle244657767
49Princeton University1424.5K3.3K
49Ludwig Maximilian University of Munich1425.7K4.1K
49Freie Universität Berlin1424.4K3.1K
49University of Canterbury2422.0K2.0K
53Stanford University1408.6K6.6K
53University of Göttingen3402.5K3.3K
55University of Paris-Sud4389281.8K
56Victoria University of Wellington1332.7K1.9K
56United Arab Emirates University4335791.5K
58Kuwait University2321.4K1.6K
59Royal Museum for Central Africa231102193
60Université du Québec à Montréal2301.5K1.9K
60Tanzania Petroleum Development Corporation13047
62National Center for Scientific Research2297.3K6.9K
63Kenyatta University228263327
63Australian National University1285.6K4.7K
63University of Jordan1281.9K1.4K
66British Geological Survey427193389
66Mohammed V University227503546
68University of London1267.6K6.2K
68University of Reading1263.7K3.2K
70University of Oregon1253.2K2.8K
70University of Nigeria525380860
72Mansoura University2241.7K1.9K
72Menoufia University324526874
74Addis Ababa University3236231.2K
74University of Western Brittany123899911
74Geological Survey of Namibia223727
77University of Notre Dame1223.9K3.4K
77North Carolina State University1225.8K5.1K
79University of Oxford1219.7K8.2K
79University of Bergen1214.1K4.0K
79University of Ottawa1216.5K5.7K
79University of Nairobi5213271.1K
79Newcastle University1215.4K4.9K
79University of Lisbon1214.7K3.8K
79University of Antananarivo121241253
86University of Münster1204.0K3.8K
86University of Leicester2203.1K4.2K
88Vrije Universiteit Amsterdam1194.8K4.7K
88University of Nice Sophia Antipolis1191.2K1.4K
88King Abdulaziz University5191.2K3.0K
91Ruhr University Bochum1184.0K3.9K
91University of Malawi218259507
91University of Burundi1184257
94University of Cambridge1179.0K8.3K
94Smithsonian Institution117832869
94University of São Paulo1179.4K7.3K
94King Saud University4172.1K4.2K
94University of Maiduguri31791230
99Université de Perpignan316177521
100McGill University1158.9K8.4K
100Hong Kong Baptist University1151.9K2.1K
102University of Port Harcourt514104424
103University of Burgundy2139521.9K
103Ahmadu Bello University213591849
103Brock University1131.7K2.0K
103Old Dominion University1132.2K2.5K
103École Normale Supérieure1131.5K1.8K
108University of Würzburg1123.4K3.9K
108National Research Centre2121.5K2.1K
108Universiti Sains Malaysia1124.3K4.2K
111Rutgers University2115.6K7.6K
111University of South Carolina2114.0K5.8K
111University of Benin411217717
111Korea University of Science and Technology1114.3K4.4K
115Yale University1106.6K7.1K
115University of Durban-Westville110190245
117University of Hamburg194.2K4.9K
117University of North Carolina at Chapel Hill195.8K6.5K
117University of Guelph193.8K4.5K
117New Mexico Institute of Mining and Technology19520729
121United States Geological Survey285871.1K
121University of Illinois at Urbana–Champaign186.2K7.1K
121University of the Free State181.5K1.8K
121University of Abomey-Calavi18449624
121Al Azhar University18304444
126University of Texas at Austin1710.0K10.5K
126University of Pavia174.0K4.9K
126University of Birmingham275.5K8.0K
126University of Genoa174.3K5.1K
126Aix-Marseille University173.0K3.8K
126Egyptian Petroleum Research Institute17222324
132Johannes Gutenberg University Mainz162.8K3.7K
132Makerere University161.3K1.9K
132NUI Galway161.4K2.2K
132University College Dublin164.2K5.4K
136University of Marburg153.1K4.1K
136University of Bangui151765
136National Museums of Kenya15183333
136Rivers State University of Science and Technology1598161
140Durham University144.0K5.3K
140University of Texas at El Paso141.8K2.8K
140King Fahd University of Petroleum and Minerals241.0K2.0K
140Claude Bernard University Lyon 1142.6K3.7K
144Polish Academy of Sciences134.5K5.7K
144Saarland University132.8K4.0K
144Joseph Fourier University131.1K2.0K
144Swansea University133.1K4.5K
144University of Saskatchewan134.8K6.7K
144University of Tripoli13198452
144University of Mosul13443673
144Université de Reims13339822
144Manchester University136591.3K
153Mines ParisTech125781.1K
153University of Siena123.0K4.5K
153University of Trieste122.8K4.3K
153Abubakar Tafawa Balewa University2246258
157Royal Observatory of Belgium11102196
158RWTH Aachen University104.3K6.5K
158University of Nottingham106.9K10.2K
158University of Pau and Pays de l'Adour10146398
158University of Montpellier102.4K4.3K
158University of Ghana101.6K3.2K
158Kenule Beeson Saro-Wiwa Polytechnic1018
158Shell Nigeria10723
158Moi University10364884