Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 86 STATION 6217
EASTING 564397 NORTHING 6030440 ZONE 14 DATUM NAD83
Date of mapping 06/25/1986

STRUCTURAL DATA

Planar Structures:
Structure type | Strike | Dip | Separation
cataclastic foliation | 40 | 73 |

PETROLOGIC DATA

Rock Number: 1

Rock Type: granodiorite
Descriptors:
cataclastic
gneiss / gneissic
Field Description:

-cata. GRDR gneiss
-complex shear that seems to be dominantly the augen GRDR as previous outcrop but contain several other components as both inclusions and later intrusions of CWB GRDR
-inclusions comprise a variety of old mafic rock including gabbro porphyroclastic anorthosite (see sample 2A) and coarse HB TNLT
-this rock looks like old augen TNLT but is well preserved and weakly-foliated between two cataclastic mylonite horizons

Rock Number: 2

Rock Type: tonalite
Field Description:

-sample 2C HB TNLT incl.

Minerals of Note
Mineral | Abundance (%)
hornblende

Manitoba Geological Survey, 2017