Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 84 STATION 5579
EASTING 578901 NORTHING 6060086 ZONE 14 DATUM NAD83
Date of mapping 07/12/1984

STRUCTURAL DATA

Planar Structures:
Structure type | Strike | Dip | Separation
schistosity | 234 | 90 |

PETROLOGIC DATA

Rock Number: 1

Rock Type: basalt
Descriptors:
pillowed
hornblende bearing
Field Description:

-series of highly flattened pillowed and massive flows, deformation too high to identify breccias
-the basalt sequence is cut by a number of gabbro dikes
-the S hall of the outcrop is all coarse, homogeneous, equigranular gabbro

Rock Number: 2

Rock Type: gabbro
Descriptors:
massive
hornblende-plagioclase bearing
Field Description:

-old high level gabbro, typical of mafic rocks intruded into the base of greenstone belts

Manitoba Geological Survey, 2017