Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    84     STATION    5592
EASTING   580240     NORTHING   6062809     ZONE   14     DATUM   NAD83
Date of mapping    07/15/1984

STRUCTURAL DATA

Layering:
Layering type Strike Dip top Direction
bedding 310 63 S

Planar Structures:
Structure type Strike Dip Separation
fracture cleavage 38 69

1 -general
1 -pillow and bslt soft sed. def.
1 -grading

PETROLOGIC DATA

Rock Number: 1

Rock Type: siltstone
Descriptors:
laminated
felsic

Field Description:

-5 to 7 cm layers with CLCC minerals
-probable CC cement--scattered 1 to 2 m apart
-structure swinging into E-W direction
-this shore line is large fold
-duplicate samples for analysis
-at western tip of island bedding in increasing in thickness-some beds of silt u to 75 cm

Rock Number: 2

Rock Type: amphibolite
Descriptors:
massive
gabbroic

Field Description:

-probable old dike
-absorbed much more stress than SLSN and is chopped up
-at this location is obviously discordant to bedding in SLCN and contains inclusive of it at contact

37-86-5592-1A+1B


Manitoba Geological Survey, 2017