Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    86     STATION    6266
EASTING   567397     NORTHING   6048149     ZONE   14     DATUM   NAD83
Date of mapping    06/29/1986

STRUCTURAL DATA

PETROLOGIC DATA

Rock Number: 1

Rock Type:

Field Description:

-pegmatitic leucogranite of west Peristerite Bay, fairly massive outcrop comprising med. to coarse grained leucoGRNT, BO+Garnet 20% quartz and random non-graphic megacrysts of pinkish-white microcline up to 30 cm
-irregular non-bounded patches of pegmatite crudely zoned with blocky microcline cores floating in quartz
-musc.=BO in abundance generally on margins of core zones
-red garnets up to 5 mm occurring along margins
-lez?? subhedral-skeletal tourmaline lie between feldspars in core zones
-pegmatitic pods vary from c/m up to 3x4 m
-distribution is irregular weak fracture fabric in 050 direction


Manitoba Geological Survey, 2017