Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    85     STATION    6073
EASTING   573788     NORTHING   6042103     ZONE   14     DATUM   NAD83
Date of mapping    06/20/1985

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
cataclastic foliation 54 55

PETROLOGIC DATA

Rock Number: 1

Rock Type: multi-component schlieric gneiss
Descriptors:
layered
cataclastic

Field Description:

-moderatly mafic pink and dark grey cataclasite
-appears to be fine FRDR with inclusions and schlieren (poss. of supracrustals) intruded by pegs. and then heavily sheared into a banded cataclasite
-outcrop cut by large podiform peg. consisting of 5 cm feldspathic coarse contact and up to 1 m of massive quartz with 1 to 4 cm MC crystals floating
-quartz is 90 % of pod
-peg. has frac. cleaveage parallel to foliation


Manitoba Geological Survey, 2017