Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    84     STATION    5554
EASTING   573068     NORTHING   6046966     ZONE   14     DATUM   NAD83
Date of mapping    07/07/1984

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
cataclastic foliation 279 53

PETROLOGIC DATA

Rock Number: 1

Rock Type: granodiorite
Descriptors:
augened
biotite - chlorite bearing

Field Description:

-same variably sheared to mylonite gneiss GRDR
-cut by quartz veins and heavily sheared out pegmatite
-strong subgneissic reorientation of mafics

Rock Number: 2

Rock Type: amphibolite
Descriptors:
massive

Field Description:

-inclusions on north edge going into swamp which is covered in slabs of "near outcrop" comprising massive anglesiteic amphibole and schisty BO-HB mafic rock which may have been sed. (volcanic)


Manitoba Geological Survey, 2017