Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 83 STATION 5143
EASTING 574886 NORTHING 6040513 ZONE 14 DATUM NAD83
Date of mapping 07/15/1983

STRUCTURAL DATA

Planar Structures:
Structure type | Strike | Dip | Separation
gneissosity | 261 | 72 |

Linear Structures
Type | Plunge | Azimuth
rodding | 61 | 144

PETROLOGIC DATA

Rock Number: 1

Rock Type: granodiorite
Descriptors:
augened
Field Description:

-very little grey granodiorite component, 25 % injected pegmatite lit, numerous small discrete shears in the foliation plane
-strong developement of 1 to 5 cm microcline augens

Rock Number: 2

Rock Type: greywacke
Descriptors:
layered
hornblende - biotite bearing
Field Description:

-obviously volcanic derived, largely amphibolitic
-typical layering 3 to 7 mm

Manitoba Geological Survey, 2017