Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    83     STATION    5037
EASTING   570149     NORTHING   6041798     ZONE   14     DATUM   NAD83
Date of mapping    06/22/1983

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
schistosity 322 60

PETROLOGIC DATA

Rock Number: 1

Rock Type: two component schlieric gneiss - intimate mixture of 2 major units
Descriptors:
strongly folded
massive
schlieric

Field Description:

- stongly foliated but not particularly cataclastic in character
-looking much more massive but with schlieric character rather then agmatitic

Textural Features
Type Mineral Min. Size Max. Size Abundance (%) Unit
mafic mineral biotite 0.0 0.0 8.0 mm

Rock Number: 2

Rock Type: amphibolite
Descriptors:
layered
hornblende bearing
occurs as a raft
1 metre wide
3% of the outcrop
gneissic

Field Description:

- 2 to 3 % of exposure is 1 m rafts of black and beige layered gneiss


Manitoba Geological Survey, 2017