Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    86     STATION    6145
EASTING   565383     NORTHING   6027321     ZONE   14     DATUM   NAD83
Date of mapping    06/18/1986

STRUCTURAL DATA

PETROLOGIC DATA

Rock Number: 1

Rock Type: tonalite
Descriptors:
foliated
hornblende - biotite bearing

Field Description:

-outcrop 70% old grey HB TNLT with 5% intrusion of younger augen GRDR and old white TNLT lit and 25% younger pink GRNT aplite/pegmatite
-also, minor medium grey fine grained GRDR/TNLT (grain size=.5, CI=12)
-age uncertain--may lie between TNLT+augen GRDR

Rock Number: 2

Rock Type: granite
Descriptors:
aplitic
pegmatitic

Field Description:





Manitoba Geological Survey, 2017