The length of a geological feature along the direction of its strike.

An extensive technical and financial study to assess the commercial viability of a project, of sufficient detail and integrity that it can be used to arrange project financing.

Pertaining to an igneous rock containing more than 66 per cent silica.

Change in the mineralogical composition of a rock, commonly brought about by reactions with hydrothermal solutions.

An occurrence of geochemical or geophysical values distinct from background levels which may be caused by the presence of mineralization.

Metal associated with certain types of gold deposit, chemical symbol Sb.

Metal associated with certain types of gold deposit, chemical symbol As.

An iron-arsenic sulphide, chemical composition FeAsS.

A chemical test performed on a sample of ores or minerals to determine the amount of valuable metals contained.

Generally non-ferrous, non-precious metal, mainly copper, lead, zinc, nickel and aluminium.