Cross Lake Project (1983-86)
Geologist P.G. Lenton
Year 86
STATION 6354
EASTING 569380
NORTHING 6050250
ZONE 14
DATUM NAD83
Date of mapping 07/12/1986
STRUCTURAL DATA
Structure type | Strike | Dip | Separation |
---|---|---|---|
schistosity | 291 | 75 |
PETROLOGIC DATA
Rock Number: 1
-grey to beige weathering, feldspathic sand
-quartz 40%
-feldspars are about 1mm and a cream colour to pale yellow
-separatic coarse sand beds comprised almost entirely of cream to beige feldspars... beds are a few cm thick
-outcrop weathers with a pitted appearance...from 1.5 cm to 20 cm size of pits, although there is some indication of MV rimming the pits indicating this is a metamorphic feature
Mineral | Abundance (%) |
---|
garnet |
tourmaline |
Rock Number: 2
-pink to brick red, quartz rich peg.
-locally it comprises of TL-bearing quartz veins with pink feldspar rims
-one dike has a core made up of 90% black shore
-MV is the major mafic with BO the subordinate
Mineral | Abundance (%) |
---|
tourmaline |
garnet |
biotite |
Manitoba Geological Survey, 2017