Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 86 STATION 6591
EASTING 573124 NORTHING 6056763 ZONE 14 DATUM NAD83
Date of mapping 08/11/1986

STRUCTURAL DATA

Planar Structures:
Structure type | Strike | Dip | Separation
schistosity | 179 | 86 |

PETROLOGIC DATA

Rock Number: 1

Rock Type: quartz diorite
Descriptors:
massive
hornblende bearing
Field Description:

-homo equi salt and pepper quartz diorite
-2 to 4 % quartz
-HB black
-slightly lineate
-extensive anastomosing alteration, quartz-carbonate veins and vague feldspathic alteration

Rock Number: 2

Rock Type: gneiss
Descriptors:
quartz-feldspar
Field Description:

-extremly altered
-Cross Lake group sandstones
-alteration increases steadily up to quartz diorite
-alteration completly obliterates sed. layering
-sample 30 cm from quartz diorite

Manitoba Geological Survey, 2017