Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 86 STATION 6252
EASTING 556828 NORTHING 6033887 ZONE 14 DATUM NAD83
Date of mapping 06/27/1986

STRUCTURAL DATA

Planar Structures:
Structure type | Strike | Dip | Separation
cataclastic foliation | 62 | 51 |

PETROLOGIC DATA

Rock Number: 1

Rock Type: granodiorite
Descriptors:
seriate porphyritic
biotite
Field Description:

-unit 9d
-quartz 30%
-upto 25% phenos
-up to 6 cm
-zoning abundant but it is apparent here that zoning is growth rims of fluid inclusions and inclusions in K-spar
-all are perthitic, grey brown to mottled pink with QZ-PG-BO inclusions marking growth rings, not chem., zones
-plag. is snow white, albite twinned, inclusion free and ranges from 2 to 5 mm size but never the cm size megacrysts
-this is a GRDR near GRNT, not a TNLT

Manitoba Geological Survey, 2017