1, The ultrabasic rocks have been extensively affected by several phases of hydrothermal alteration.

2, Huntly and - basic to ultrabasic intrusions of Arthrath Caledonian age intruding pyritic and graphitic Dalradian metasediments.

3, The ultrabasic bodies are generally concordant intrusions, with related feeder dikes.

4, Many ultrabasic bodies in the orogenic association occur along strike faults, which gives a concordant relationship.

5, Further imbrication, folding and metasomatism of the ultrabasic rocks occurred at this time.

6, This may be up to 50 km thick and comprises ultrabasic peridotite.

7, The studied platinum - gold placer occurs in Quaternary alluvial - diluvial a piedmont valley of ultrabasic rocks, Northwest China.

8, Altun south margin fracture is a regional - rooted fracture reaching upper mantle alongthere are plenty of - ultrabasic rocks.

9, The magnetism of several kinds of chrysotile asbestos of ultrabasic rock type from Sichuan, Mangya and Xinkang Asbestos Mines were investigated.