Hostname: page-component-78c5997874-4rdpn Total loading time: 0 Render date: 2024-11-09T16:07:15.690Z Has data issue: false hasContentIssue false

Layered Xenoliths in a Dyke, Awatere Valley, New Zealand

Published online by Cambridge University Press:  01 May 2009

G. A. Challis
Affiliation:
Department of Mineralogy and Petrology, Cambridge.

Abstract

Large cognate xenoliths showing rhythmic banding in anorthosite and pyroxenite are described from a camptonite dyke. Analyses of the camptonite, a pleochroic titanaugite and a titaniferous brown, hornblende are given.

Type
Articles
Copyright
Copyright © Cambridge University Press 1963

Access options

Get access to the full version of this content by using one of the access options below. (Log in options will check for institutional or personal access. Content may require purchase if you do not have access.)

References

REFERENCES

Challis, G. A., 1961. The post-intrusion deformation of a dyke swarm, Awatere Valley, New Zealand. Geol. Mag., 98, 441–8.Google Scholar
Hall, A. L., 1932. The Bushveld Igneous Complex of the Central Transvaal. Mem. geol. Surv. South Africa, 28.Google Scholar
Mason, B. H., 1958. The Intrusive Rocks of the Kaikoura Mountains, New Zealand. Trans. roy. Soc. N.Z., 85, 247262.Google Scholar
Tyrell, G. W., 1917. The picrite-teschenite sill of Lugar, Ayrshire. Quart. J. geol. Soc. Lond., 72, 84131.CrossRefGoogle Scholar
Vincent, E. A., 1953. Dykes from the Skaergaard area, East Greenland. Quart. J. geol. Soc. Lond., 109, 2149.Google Scholar
Washington, H. S., and Merwin, H. E., 1922. Augite of Haleakala, Hawaiian Islands. Amer. J. Sci., 53, 119.Google Scholar
Wilkinson, J. F. G., 1956. The clinopyroxenes of alkali olivine-basalt magma. Amer. Min., 41, 724743.Google Scholar
Wilshire, H. G., and Binns, R. A., 1961. Basic and ultrabasic xenoliths from volcanic rocks of N.S.W. J. Petrol., 2, 185208.Google Scholar