Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 83 STATION 5060
EASTING 562942 NORTHING 6054622 ZONE 14 DATUM NAD83
Date of mapping 06/24/1983

STRUCTURAL DATA

Planar Structures:
Structure type | Strike | Dip | Separation
schistosity | 58 | 35 |

Dikes and Sills:
Rock Number | Type | Width (m) | Strike | Dip
3 | diabase | 0.15 | 223 | 66

PETROLOGIC DATA

Rock Number: 1

Rock Type: tonalite
Descriptors:
megacrystic
HBPG
Field Description:

Runs all along this shore with complex multi-component schlieric gneis to the north in the bush.
Entire shore appears to be a strike unit.

Rock Number: 2

Rock Type: multi-component schlieric gneiss
Descriptors:
schlieric or schlieren present
tonalitic
granodioritic
Field Description:

-Sample is of a 4 x 2 m raft of hornblende-biotite amphibolite that is completely included within the schlieric gneiss

Rock Number: 3

Rock Type: diabase
Descriptors:
dark green
black
Molson dike
massive
fine grained
Field Description:

Sample bridges the entire width of the dyke

Manitoba Geological Survey, 2017