Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    84     STATION    5459
EASTING   571862     NORTHING   6052692     ZONE   14     DATUM   NAD83
Date of mapping    06/23/1984

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
schistosity 65 87

PETROLOGIC DATA

Rock Number: 1

Rock Type: greywacke
Descriptors:
pelitic

Field Description:

-vary large knots that may be solid sillimanite or plagioclase surrounded by muscovite
-looks like "school of fish" gneiss
-outcrop is 10% pegmatite lit
-interbedded with the pelite is a quartz rich leucocratic psammite -50% quartz, 50% feldspar, <1% opaques
-weathers bright white

Minerals of Note
Mineral Abundance (%)
muscovite
sillimanite


Manitoba Geological Survey, 2017