Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    86     STATION    6258
EASTING   555705     NORTHING   6032240     ZONE   14     DATUM   NAD83
Date of mapping    06/28/1986

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
cataclastic foliation 49 43

PETROLOGIC DATA

Rock Number: 1

Rock Type: granodiorite
Descriptors:
augened
biotite

Field Description:

-seriate GRDR with inclusions
-sheared and annealed
-MC megas largely shattered but 1 to 2 % remained as augen up to 4 cm
-highly schlieric

Rock Number: 2

Rock Type: gabbro

Field Description:

-various textures and compositions of mafic intrusives as highly flattened and deformed inclusions
-range from coarse nula hornblende gabbro to fine salt and pepper leuco gabbro
-one inclusion of layered HB-EP ampb 1m long may have been volcanic


Manitoba Geological Survey, 2017