Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    84     STATION    5419
EASTING   576241     NORTHING   6060004     ZONE   14     DATUM   NAD83
Date of mapping    06/16/1984

STRUCTURAL DATA

Layering:
Layering type Strike Dip top Direction
bedding 237 86

Planar Structures:
Structure type Strike Dip Separation
schistosity 237 86

-photos of general appearance of mafic clast conglomerates

PETROLOGIC DATA

Rock Number: 1

Rock Type: conglomerate
Descriptors:
massive
mafic

Field Description:

-25 to 30 m section of mafic clast conglomerate--more clasts of garnetite plus a 20 x 40 cm clast of banded silicate iron formation
-matrix amphibolitic with high % of basalt clasts in all size ranges from pebble to large boulder
-largest clasts at metre size are grey tonalite
-may show some upward sorting


Manitoba Geological Survey, 2017