Cross Lake Project (1983-86)

Geologist    P.G. Lenton     Year    86     STATION    6267
EASTING   567334     NORTHING   6048321     ZONE   14     DATUM   NAD83
Date of mapping    06/29/1986

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
cataclastic foliation 238 70

PETROLOGIC DATA

Rock Number: 1

Rock Type: granite
Descriptors:
pegmatitic
leucocratic

Field Description:

-much as previous station except medium grained granite and aplitic GRNT are dominant
-fairly intense shear zone passes thru middle of outcrop therefore around 15 m of GRNT is sheared hematitic stained
-more of the appearance of sheet dikes of north side of Bay

Minerals of Note
Mineral Abundance (%)
garnet
tourmaline
muscovite

Rock Number: 2

Rock Type: greywacke
Descriptors:
cataclastic
feldspathic

Field Description:

-highly flattened slightly nebulite inclusions of HB-bearing seds. of the lower cycle
-generally dark grey and feldspar with rich thin amphibolitic horizons

Manitoba Geological Survey, 2017