Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    84     STATION    5599
EASTING   580643     NORTHING   6062868     ZONE   14     DATUM   NAD83
Date of mapping    07/15/1984

STRUCTURAL DATA

Layering:
Layering type Strike Dip top Direction
bedding 309 78 N

PETROLOGIC DATA

Rock Number: 1

Rock Type: basalt
Descriptors:
pillowed

Field Description:

-unusual coloration-greenish black regions surrounded by rusty ochre
-below this is 2 to 3 m of garnetiferous layered mafic mudstone, then gossaned rubble before the SLSN

Minerals of Note
Mineral Abundance (%)
garnet

Rock Number: 2

Rock Type: siltstone
Descriptors:
laminated
felsic

Field Description:

-much as all mourning but more of the lithic arenite beds
-SLSN folds around southern tip of island


Manitoba Geological Survey, 2017