Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    84     STATION    5525
EASTING   568384     NORTHING   6052307     ZONE   14     DATUM   NAD83
Date of mapping    07/01/1984

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
schistosity 258 85

PETROLOGIC DATA

Rock Number: 1

Rock Type: granite
Descriptors:
massive
garnet-biotite bearing

Field Description:

-pink granite with .5% randomly distributed 4 mm GR crystal, some with BO veins
-patchy pegmatite in places
-contains same intrusions of sandstone
-around 10 m exposed on south of outcrop--sandstone to north

-GRNT is BO only
-Pegs are BO+MV in equal porportions

Rock Number: 2

Rock Type: sandstone

Field Description:

-quartz rich sandstone-almost of protoquartzite comp
-rare SM bearing beds
-extensivly intruded by GR granite as sills and masses of fine lit subsequently augened


Manitoba Geological Survey, 2017