Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    84     STATION    5555
EASTING   572750     NORTHING   6046679     ZONE   14     DATUM   NAD83
Date of mapping    07/07/1984

STRUCTURAL DATA

Layering:
Layering type Strike Dip top Direction
mylonitic layering 285 68

Planar Structures:
Structure type Strike Dip Separation
cataclastic foliation 285 68

PETROLOGIC DATA

Rock Number: 1

Rock Type: gneiss
Descriptors:
mylonite

Field Description:

-highly planar series of mylonite gneisses that seem to have several compositional layers
-base rock is the augen GRDR as previous stations with pink felsic layers that were pegmatite and aplite and darker mafic mylonite that was probably volcanic rafts
-outcrop cut by irregular but generally NS pegmatites with brick red microcline and iron stained quartz


Manitoba Geological Survey, 2017