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                             51 gevonden resultaten
nr titel auteur tijdschrift jaar jaarg. afl. pagina('s) type
1 A fravity study of the Shira Younger Granite ring complex 1985
 1-2 p. 275-
1 p.
 artikel
2 Age migrations and aeromagnetic anomalies in anorogenic ring complexes from northern Nigeria 1985
 1-2 p. 273-
1 p.
 artikel
3 Alkaline complexes from the Arabian Shield Harris, N.B.W.
 1985
 1-2 p. 83-88
6 p.
 artikel
4 Alkaline ring complexes in Sudan Vail, J.R.
 1985
 1-2 p. 51-59
9 p.
 artikel
5 Clinopyroxene compositional trends in oversaturated and undersaturated alkaline ring complexes Bonin, B.
 1985
 1-2 p. 175-183
9 p.
 artikel
6 Continental and oceanic anorogenic alkaline plutonism 1985
 1-2 p. 274-
1 p.
 artikel
7 Contrasting roles of rock-forming minerals in alkaline ring complexes Bonin, B.
 1985
 1-2 p. 41-49
9 p.
 artikel
8 Deep structures of alkaline ring complexes from geophysical data 1985
 1-2 p. 273-
1 p.
 artikel
9 Editorial Board 1985
 1-2 p. IFC-
1 p.
 artikel
10 Evidence of possible origin of some Younger Granite complexes 1985
 1-2 p. 275-
1 p.
 artikel
11 Ferropargastite-hastingsitic hornblende from the Pankshin syenite of Sara Fier-Pankshin complex, Jos Plateau, Nigeria 1985
 1-2 p. 274-
1 p.
 artikel
12 Field geology of the Dago ring complex, Nigeria Ike, E.C.
 1985
 1-2 p. 97-100
4 p.
 artikel
13 Foreword Kogbe, C.A.
 1985
 1-2 p. 1-
1 p.
 artikel
14 Géologie et évolution magmatique du complexe plutonique d'Iskou (Aïr, Niger) Leger, J.-M
 1985
 1-2 p. 89-96
8 p.
 artikel
15 Gravity interpretation of the Zaranda Younger Granite ring complex, Nigeria Ibe, K.K.
 1985
 1-2 p. 253-259
7 p.
 artikel
16 Gravity survey of Dutse complex, Kano State, Nigeria 1985
 1-2 p. 273-
1 p.
 artikel
17 Hydrothermal alteration and mineralization of the alkaline anorogenic ring complexes of Nigeria Kinnaird, J.A.
 1985
 1-2 p. 229-251
23 p.
 artikel
18 Inverted alkaline-tholeiitic sequences related to lithospheric thickness in the evolution of continental rifts and oceanic islands Giret, A.
 1985
 1-2 p. 261-268
8 p.
 artikel
19 Landsat imagery interpretation map of curve-linear structures in north-central Nigeria Kogbe, C.A.
 1985
 1-2 p. 269-270
2 p.
 artikel
20 La province des complexes annulaires alcalins sursaturés de l'adrar des Iforas, Mali Ba, H
 1985
 1-2 p. 123-142
20 p.
 artikel
21 Les complexes alcalins de la région interlacustre à l'est du Zaïre et au Burundi: un exemple de massifs anorogéniques de relaxation Kampunzu, A.B
 1985
 1-2 p. 151-167
17 p.
 artikel
22 Les complexes alcalins sous-saturés à carbonatites de la région d'In Imanal (Sahara malien): une présentation Sauvage, J.-F
 1985
 1-2 p. 143-149
7 p.
 artikel
23 Les complexes anorogéniques du Biega et de Kambusi (Kivu, Zaire). Structures, Géochronologie, mineralogie, pétrologie et signification géodynamique 1985
 1-2 p. 276-277
2 p.
 artikel
24 Lower cretaceous alkaline rhyolite sills along curved fractures in sedimentary graben-like depression around Tseagu-Tseagodo Hills, SE Middle Benue Margin, Nigeria 1985
 1-2 p. 274-
1 p.
 artikel
25 Mesozoic granite magmatism and tin mineralization in Nigeria 1985
 1-2 p. 274-
1 p.
 artikel
26 Mineralogie et pétrologie du complexe de Kahuzi, Kivu (Zaïre) 1985
 1-2 p. 274-275
2 p.
 artikel
27 Mineralogy, geochemistry and mineralization of the Ririwai complex, northern Nigeria Kinnaird, J.A.
 1985
 1-2 p. 185-222
38 p.
 artikel
28 Occurrence of alkaline granites in the granitic uplift block of Kaltungo area, Upper Benue (Nigeria) 1985
 1-2 p. 275-
1 p.
 artikel
29 Origin of Iforas alkaline ring complexes in the Pan-African context 1985
 1-2 p. 276-
1 p.
 artikel
30 Petrological and temporal setting of peralkaline silicic magmatism east of Lake Turkana in the Eastern Rift 1985
 1-2 p. 277-
1 p.
 artikel
31 Postmagmatic arfvedsonite-aenigmatite paragenesis in the ring-dyke of the Burra Centre, Ningi-Burra complex, Nigeria Ike, E.C.
 1985
 1-2 p. 101-105
5 p.
 artikel
32 Preliminary studies of magnetisation of rocks and the magnetic field around the ring complexes in northern Nigeria 1985
 1-2 p. 275-
1 p.
 artikel
33 Primary mineralization in Nigerian ring complexes and its economic significance Pastor, J.
 1985
 1-2 p. 223-227
5 p.
 artikel
34 Ras ed Dom migrating ring complex: A-type granites and syenites from the Bayuda Desert, Sudan O'Halloran, D.A.
 1985
 1-2 p. 61-75
15 p.
 artikel
35 Sn-Nb-Ta mineralization in the basement of SW Nigeria and its connection with the Jurassic ring complexes 1985
 1-2 p. 273-274
2 p.
 artikel
36 Some geochemical characteristics of alkaline rocks of the Mada Younger Granite complex, Nigeria Abaa, S.I.
 1985
 1-2 p. 115-121
7 p.
 artikel
37 Summary Black, R.
 1985
 1-2 p. 3-
1 p.
 artikel
38 Supergene cassiterite in Tibchi-Yelli Younger Granite complex 1985
 1-2 p. 275-276
2 p.
 artikel
39 Symmetrical resistivity and magnetic field measurements in the Banke and Daga Allah ring complexes in Nigeria 1985
 1-2 p. 274-
1 p.
 artikel
40 Textural and structural characteristics of K-feldspars and some trace element contents of rocks from tin-bearing and barren granites, northern Nigeria 1985
 1-2 p. 273-
1 p.
 artikel
41 The alkaline ring complexes of Jebel Uweinat (SE Libya) 1985
 1-2 p. 276-
1 p.
 artikel
42 The geochemistry and mineralization of alkaline ring complexes in Africa (a review) Bowden, P.
 1985
 1-2 p. 17-39
23 p.
 artikel
43 The ring complexes of the Eastern Desert of Egypt El Ramly, M.F.
 1985
 1-2 p. 77-82
6 p.
 artikel
44 The structural setting of alkaline complexes Black, R.
 1985
 1-2 p. 5-16
12 p.
 artikel
45 The structure and petrography of alkaline rocks of the Mada Younger Granite complex, Nigeria Abaa, S.I.
 1985
 1-2 p. 107-113
7 p.
 artikel
46 The Younger Granites as the provenance area of some mineral occurrences in the SW part of Chad Basin 1985
 1-2 p. 275-
1 p.
 artikel
47 Un inventaire des complexes anorogéniques du Burundi, du Ruanda et du Zaïre Lubala, R.T.
 1985
 1-2 p. 169-174
6 p.
 artikel
48 U-Pb whole-rock isochrons in the Tadhark ring complex (Mali). Petrogenetic implications 1985
 1-2 p. 277-
1 p.
 artikel
49 Wall-rock alteration associated with Sn-Zn lode deposits, Ririwari ring complex, northern Nigeria 1985
 1-2 p. 273-
1 p.
 artikel
50 West African geoid high and the ring complexes of Jos Plateau 1985
 1-2 p. 275-
1 p.
 artikel
51 Younger ‘Older Granites’ and Older ‘Younger granites’ of Nigeria and beyond 1985
 1-2 p. 277-
1 p.
 artikel
                             51 gevonden resultaten
 
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