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RB 86/00057 Petrography of specimens from diamond drillhole OBD12 at Observatory Hill.
OBD12 was designed by Western Mining Corp. to define the Cambrian sequence underlying its EL 640. Lithologies of drill core examined in thin section include siltstone, sandstone, paraconglomerate and, from 473 m, basement gneiss.-
Document
Published: 01 Jul 1986
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RB 84/00030 Petrography of thirteen specimens from stratigraphic drillhole Lake Maurice East 1.
This SADME stratigraphic drillhole has intersected high grade Precambrian basement gneisses at 691.33 metres depth below a sequence of unmetamorphosed arenaceous and rudaceous sediments of the ?Cambrian Murnaroo Sandstone. Evidence from the clasts in...-
Document
Published: 01 Jan 1984
