Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    86     STATION    6420
EASTING   563783     NORTHING   6045648     ZONE   14     DATUM   NAD83
Date of mapping    07/21/1986

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
cataclastic foliation 39 65

PETROLOGIC DATA

Rock Number: 1

Rock Type: granodiorite
Descriptors:
augened
biotite

Field Description:

-quartz = 30%
-20% is megacrysts highly sheared unit 9d with numerous highly flattened inclusions and schlieren
-outcrop cut by numerous 5 to 30 cm
-red magenifferous pegmatites, following a trend of 080 degrees

Rock Number: 2

Rock Type: amphibolite
Descriptors:
cataclastic
hornblende bearing

Field Description:

-highly flattened and partially metasomatized mafic, probably basaltic amphibole only
-layering visable is intrusive and tectonic


Manitoba Geological Survey, 2017