Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 83 STATION 5035
EASTING 570039 NORTHING 6041390 ZONE 14 DATUM NAD83
Date of mapping 06/22/1983

STRUCTURAL DATA

Layering:
Layering type | Strike | Dip | top Direction
bedding | 7 | 76 |

-injection complex
-main rock type amphibolite. but highly injected and torn apart by TCSG (Two Componernt Schlieric Gneiss)
- up to 30 to 40% in places

PETROLOGIC DATA

Rock Number: 1

Rock Type: amphibolite
Descriptors:
layered
hornblende - diopside bearing
possible flow
possible volcaniclastic rock
Field Description:

-probable mix of extrusive basic volcanic and volcaniclastic sediments
-Layering too continuous in places to be all deformed pillows or such

Rock Number: 2

Rock Type: two component schlieric gneiss - intimate mixture of 2 major units
Descriptors:
gneissic
leucocratic
sill
1 to 1.5 metres wide
weakly cataclastic
Field Description:

-concordant sills averaging 1 to 1.5 m
-cataclasis minor feature

Manitoba Geological Survey, 2017