An arrangement of supplying, equipping or aiding a prospector in exchange for a percentage of a discovery, contingent upon the success of the prospector
An arrangement of supplying, equipping or aiding a prospector in exchange for a percentage of a discovery, contingent upon the success of the prospector
A system of navigation that works based on a series of 25 or more satellites orbiting the earth, where at least 3 or more satellites are used to triangulate an exact location of its receiving units
The process of collecting dense placer material by a series of riffles placed in a stream of water
Rocks and minerals transported through the meltwater of glaciers
A large screen, sieve or mesh structure used for the process of grading rocks and gravels by size
General terms applied to altered, basaltic igneous rock coloured Dark green by chlorite, actinolite or epidote
An instrument used to measure the density of underlying rock based on the level of gravitational variance
A dark grey, coarse grained sedimentary sandstone rock frequently occurring as thick strata interbedded with marine shale, thought to derive from submarine compaction of lava flows
A term used to describe a placer mine where free gold is collected from loose gravel, sand and soil.
A hexagonal and trigonal form of native carbon