Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 84 STATION 5408
EASTING 576292 NORTHING 6060835 ZONE 14 DATUM NAD83
Date of mapping 06/13/1984

STRUCTURAL DATA

Planar Structures:
Structure type | Strike | Dip | Separation
schistosity | 48 | 86 |

PETROLOGIC DATA

Rock Number: 1

Rock Type: conglomerate
Descriptors:
polymictic
Field Description:

-markedly more heterolithic congl. breccia
-significant % of the clast are mafic and many ultramafic
-is definately a clast supported unit, containing interstices between large clasts filled by largely sed. derived lithic fragments
-clast types include unit 1 tonalite, grey feldspar porphyry, gray siltstone, beige quartzite; hornblendite, laminated greywacke;but quartz pegmatite, to name just a few
-deformation is extreme, with stretching and rotating
-no sedimentary structures, like bedding present
-there are minor interbeds of quartz poor feldspathic wacke

Minerals of Note
Mineral | Abundance (%)
garnet

Manitoba Geological Survey, 2017