Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    84     STATION    5427
EASTING   575939     NORTHING   6060193     ZONE   14     DATUM   NAD83
Date of mapping    06/20/1984

STRUCTURAL DATA

Layering:
Layering type Strike Dip top Direction
bedding 241 86 S

Planar Structures:
Structure type Strike Dip Separation
schistosity 241 86

-contact zone just to south of chaotic conglomerate that gradually acquires sandy units
2 photos of laminated feldspathic sandstone
2 photos of lithic arenite bed

PETROLOGIC DATA

Rock Number: 1

Rock Type: arenite
Descriptors:
mixture of phases present

Field Description:

-at this location is cross bedded lithic arenites and trough conglomerate
-sandstones are both feldspathic laminated sandstone and quartz rich lithic units
-clasts dominantly sed. with a few intrusive and rare mafic
-lithic arenite beds have 15 to 20 % mafic granule size clasts
-just below contact is .15 to 1m beds of mod. sort poorly graded conglomerate and 15 to 45 cm graded quartz rich sands

Minerals of Note
Mineral Abundance (%)
garnet


Manitoba Geological Survey, 2017