Cross Lake Project (1983-86)
Geologist P.G. Lenton
Year 86
STATION 6513
EASTING 584530
NORTHING 6065604
ZONE 14
DATUM NAD83
Date of mapping 08/02/1986
STRUCTURAL DATA
Layering type | Strike | Dip | top Direction |
---|---|---|---|
inclusion layering | 68 | 81 |
Structure type | Strike | Dip | Separation |
---|---|---|---|
cataclastic foliation | 61 | 82 |
-this outcrop suitable for bulk sampling of pseudotachylite
PETROLOGIC DATA
Rock Number: 1
-highly sheared buff weathering schlieric GRDR
-extensive epiotization of plagioclae
-equigranular with augen of old buff leuco pegmatite lit
-locally mylonitic with thick pseudotachylite seams (see sample 1b)
-Quartz 25 % somewhat simular to WJC but not the same unit
Mineral | Abundance (%) |
---|
epidote |
Rock Number: 2
-5 % inclusion of sheared ampb probably pillow basalt material
-note inclusions lie in zones 1 to 10 m wide following the old 270 degree trend and cross sheared by 060 degrees
Manitoba Geological Survey, 2017