Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 86 STATION 6559
EASTING 573416 NORTHING 6041745 ZONE 14 DATUM NAD83
Date of mapping 08/08/1986

STRUCTURAL DATA

Planar Structures:
Structure type | Strike | Dip | Separation
cataclastic foliation | 46 | 77 |

Dikes and Sills:
Rock Number | Type | Width (m) | Strike | Dip
0 | Molson dike | 1.00 | 243 | 77

PETROLOGIC DATA

Rock Number: 1

Rock Type: multi-component schlieric gneiss
Field Description:

-tectonically homogenized mixture of augen TNLT leuco GRDR, mafic BO Schlieren, various pegmatites and possibly grey GRDR as a minor constituent
-augen TNLT appears to be dominant but highly variable in distribution

Rock Number: 2

Rock Type: diabase
Field Description:

-two Molson dikes both showing strong fabric
-definitly of Hi-MAG. variety
-NW dike is 1 m; SE is 4 m
-generally follow trend of foliation but with opposing dips, larger dike has a very irregular contact
-chill margins well developed

Minerals of Note
Mineral | Abundance (%)
magnetite

Manitoba Geological Survey, 2017