Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 86 STATION 6149
EASTING 566926 NORTHING 6028249 ZONE 14 DATUM NAD83
Date of mapping 06/18/1986

STRUCTURAL DATA

Planar Structures:
Structure type | Strike | Dip | Separation
schistosity | 56 | 69 |
fault | 36 | 75 |

PETROLOGIC DATA

Rock Number: 1

Rock Type: granodiorite
Descriptors:
porphyritic
leucocratic
Field Description:

-this appears to be the augen GRDR unit, but here the rock is exceptionally well preserved
-rock is a porphyry with 1 to 3% of 4x8 mm greyish feldspar
phenocrysts in a medium gr. matrix
-minor intrusion of later deformed pegs. <1% of exposure is inclusions, mainly old augen TNLT with rare mafic to hornblendite inclusions

Manitoba Geological Survey, 2017