Cameroon GCE A-Level Geology case studies
Cameroon GCE A-Level Geology · Put your knowledge to work in context.
The Cameroon GCE A-Level Geology is a school-leaving qualification examined by the Cameroon General Certificate of Education Board, normally taken after two years of advanced-level study. It serves candidates who intend to read geology, earth science, mining, petroleum or environmental science at university, and also those who need a science subject to complete an arts-science combination. The Cameroon GCE A-Level Geology case studies are 5 cases and about 2,214 words.
1A 2.1 Mt gold resource at Bétaré-Oya: concentrate bias or real ore?
A 2.5 km² gold prospect near Bétaré-Oya, eastern Cameroon, has been sampled with 96 auger holes on a 200 m grid to an average depth of 3 m. Visible gold was panned from 18 holes.
503 words, about 3 min2Granite or migmatite? A quarry proposal in the Adamawa
A proposed quarry near Ngaoundéré in the Adamawa exposes a 25 m high face of coarse-grained leucocratic rock. Modal analysis gives quartz 35%, K-feldspar 30%, plagioclase 20% (An12), biotite 8%, muscovite 5% and garnet 2%, with accessory monazite, zircon and apatite.
440 words, about 2 min3Which fault governs the Noun River bridge?
A 180 m bridge is planned across the Noun River near Foumban, on an alignment trending 080°. The site is underlain by weathered Pan-African granite and Miocene basalt, covered by 12 m of alluvium; groundwater is at 4 m and SPT N-values in the alluvium are 8–15.
419 words, about 2 min4A doubtful reservoir: biostratigraphy of a Douala Basin exploration well
An exploration well in the Douala Basin reached 2,850 m. Cuttings were described every 10 m.
405 words, about 2 min5Bauxite or overburden? Evaluating the Minim-Martap plateau
The Minim-Martap plateau in Adamawa hosts a bauxite deposit with 12 Mt proven at 43.0% Al2O3, 3.8% SiO2, 14.0% Fe2O3 and 2.5% TiO2. Average ore thickness is 4.5 m and overburden is 2.5 m of clay and caprock.
447 words, about 2 min