Cross Lake Project (1983-86)


Geologist    P.G. Lenton     Year    86     STATION    6306
EASTING   565810     NORTHING   6048864     ZONE   14     DATUM   NAD83
Date of mapping    07/08/1986

STRUCTURAL DATA

Planar Structures:
Structure type Strike Dip Separation
schistosity 286 49

PETROLOGIC DATA

Rock Number: 1

Rock Type: granite
Descriptors:
pegmatitic
leucocratic

Field Description:

-mottled red-pink-white
-texturally highly variable from med-coarse slightly megacrystic granite to coarsly megacrysic granite and irregular patch pegmatite
-localized areas of fine grained homo-granite as at 6304 rock #2
-BO is only mafic, a few spherical rusty pits, could have contained magnetite or altered garnet
-plag. doesn't appear to be peristerite

Rock Number: 2

Rock Type: granodiorite
Descriptors:
porphyritic
biotite

Field Description:

-large deformed blocks same as previous station except for the areas of lit par lit layering and a few vague schlieren contacts are bleached with a thin BO selvage


Manitoba Geological Survey, 2017