Drift mining is either the mining of an ore deposit by underground methods, or the working of coal seams accessed by adits driven into the surface outcrop of the coal bed. A drift mine is an underground mine in which the entry or access is above water level and generally on the slope of a hill, driven horizontally into the ore seam.
A summary of the hostory of the Thames / Hauraki goldfield, and general gold mining history in New Zealand. Historic photographs of Thames goldmining township, the Shotover and Caledonian Mine, Brian Boru hotel, Taipari's house, and Hauraki Mission Station.
With the intro of fairly inexpensive, high ability broadband telecommunication solutions in the late 1990s, paired with effective computer cpus as well as video clip compression strategies, videoconferencing has actually made considerable invasions in service, education and learning, medication and also media.