Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 86 STATION 6137
EASTING 566971 NORTHING 6054703 ZONE 14 DATUM NAD83
Date of mapping 06/16/1986

STRUCTURAL DATA

Planar Structures:
Structure type | Strike | Dip | Separation
schistosity | 44 | 80 |

PETROLOGIC DATA

Rock Number: 1

Rock Type: granite
Descriptors:
seriate porphyritic
leucocratic
Field Description:

-a much better exposure of core granite
-outcrop surface spotted with small hematitic pits, some may be residual magnetite but others may represent pits left by MV knots derived from the sandstone weathering out
-matrix grain size 1mm with phenocryst grain size ranging to 12 mm suggestion of layering or banding shown by variations in grain size and phenocryst population
-rock appears to be typical of primative 2-mica peraluminous late granite

Minerals of Note
Mineral | Abundance (%)
muscovite
garnet
biotite

Manitoba Geological Survey, 2017