major fold

major fold

[′mā·jər ′fōld]
(geology)
A large-scale fold with which minor folds are usually associated.
References in periodicals archive ?
The acquired gold mines located in three major fold belts of the PRC consist of Chifeng in Inner Mongolia (Chifeng), Ailao Shan in Yunan (Mojiang) and Xiaoqinling in Henan (Kangshan & Luanling) which have proven quality gold reserves, enjoy substantially lower costs of production compared with the average costs borne by other local and multinational gold mining companies.
The site features one major fold in the land, and the holes on the par 72 layout have been thoughtfully knitted around this feature, which will come into your thoughts on more than one occasion.
The North Fold Nose zone is located approximately 3 km north of the ULU deposit and appears to be the northern extension of the same major fold structure which hosts the ULU deposit.
This will be the first test of these targets in the Balmer section in this major fold setting.
A drill program consisting of 10,000 metres (minimum) testing up to 1500 metres below surface, across a major fold with associated cross-cutting structures, will commence in early January, 2008.
The North Fold Nose zone is located approximately 3 km north of the ULU deposit and is thought to be part of the same major fold structure which hosts the ULU deposit.
The area is part of an easterly trending structural zone with alteration associated with major fold axes and felsic dykes.
The bedding parallel mineralisation of Qinlongtan main zone lies within the eastern limb of this major fold.
Four anomalies located within the Northern Gold JV project area are favourably located within preferred lithologies and associated with major fold axes, typical of many of the known gold deposits in the region.
This property covers a major fold closure approximately 5 km east of Campbell and Red Lake mines.
Musangila comprises an 8 kilometer long, plus 100 parts per million (ppm) copper soil anomaly, interpreted to lie on the limb of a major fold structure.
One of these anomalies, Musangila, comprises an 8 kilometer long, greater than 100ppm copper soil anomaly, interpreted to lie on the limb of a major fold structure.