Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    86     STATION    6407
EASTING   550643     NORTHING   6026214     ZONE   14     DATUM   NAD83
Date of mapping    07/20/1986

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
schistosity 58 73
fault 27 81

-bold outcrop--no samples

PETROLOGIC DATA

Rock Number: 1

Rock Type: granodiorite
Descriptors:
schistose
leucocratic

Field Description:

-coarse white GRDR-homo-equi
-quartz 30%
-rare pink MC megacrysts to 1 cm
-same texture as previous coarse BO GRNT
but weathers grey and has lower K-spar
-agmatiyzed by anastomosing network of salmon pink quartz poor pegs.-locally aplitic
-few schlieric inclusions of fine grained mafic rock -- could be anything but I lean toward mafic volcanic


Manitoba Geological Survey, 2017