Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    83     STATION    5163
EASTING   572272     NORTHING   6049917     ZONE   14     DATUM   NAD83
Date of mapping    07/24/1983

STRUCTURAL DATA

PETROLOGIC DATA

Rock Number: 1

Rock Type: pegmatitc granite

Field Description:

-pegmatitic granite:

-lost almost all muscovite
-now is microcline-albite-quartz-biotite-garnet +/- apatite pegmatite
-trace only tourmaline
-essentially dike swarm in psammite-semi-pelite sequence
-saw 1 crystal of what may be beryl but couldn't sample and can't be sure
-pegmatite has distinct biotite foliation and is much more sheared looking than previous locations


Manitoba Geological Survey, 2017