Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    86     STATION    6109
EASTING   575743     NORTHING   6046600     ZONE   14     DATUM   NAD83
Date of mapping    06/08/1986

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
schistosity 295 60

PETROLOGIC DATA

Rock Number: 1

Rock Type: wacke
Descriptors:
bedded
psammitic

Field Description:

-light grey to white weathering, dark grey on fresh surface
-quartz - rich silty sediment
-GR are deep red and upto 8 mm
-cut by rusty red quartz veins
-more leuco and quartz rich than normal for sandstones associated with volcanic section

Minerals of Note
Mineral Abundance (%)
garnet

Rock Number: 2

Rock Type: wacke
Descriptors:
lineate
hornblende bearing
mafic

Field Description:

-as 6107-lineate HB vaguely layered mafic sediment
-not the greenish amphbole schist of previous station
-interlayered (?) with rock 1 but highly deformed so can't tell budding direction


Manitoba Geological Survey, 2017