Gibraltar Arc Gibraltar Arc The Gibraltar Arc is a geological region corresponding to an arcuate orogen surrounding the Alboran Sea, between the Iberian Peninsula and Africa. It consists of the Betic Cordillera (south Spain), and the Rif (North Morocco). The Gibraltar Arc is located at the western end of the Mediterranean Alpine belt and formed during the Neogene due to convergence of the Eurasian and African plates. Maximum altitudes of the region are reached at the Mulhacén peak (3482 m) at the Cordillera Betica. Precipitation is collected mainly by the Guadalquivir (Betics) and Sebou (Rif) rivers, which have delivered most sedimentary infill
South African Republic superseded in 1884 by the London Convention, and in which the British suzerainty over the South African Republic, was relinquished. The British Government, in the London Convention, accepted the name of the country as The South African Republic. The convention was signed in duplicate in London on 27 February 1884 by Hercules Robinson, S.JP. Kruger, S.J. Du Toit and N.J. Smit, and later ratified by the South African Republic (Zuid-Afrikaansche Republiek) Volksraad. In 1885 extremely rich gold reefs were discovered in the ZAR. The South African Republic burghers were farmers and not miners and much of the mining fell to