Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 86 STATION 6309
EASTING 566086 NORTHING 6048582 ZONE 14 DATUM NAD83
Date of mapping 07/08/1986

STRUCTURAL DATA

Planar Structures:
Structure type | Strike | Dip | Separation
cataclastic foliation | 50 | 83 |

PETROLOGIC DATA

Rock Number: 1

Rock Type: amphibolite
Descriptors:
layered
hornblende - biotite bearing
Field Description:

-grey weathering with dark grey fresh surface sandy texture
-layering present is imposed by shearing
-probably derived from lower cycle mafic seds.
-probably contained minor amount of PY?? but all remains are small hematitic vugs and coatings on cleavage surfaces

Rock Number: 2

Rock Type: pegmatite
Field Description:

-rusty weathering pinkish pegmatites sheared and folded by movement
-quartz poor with large white slightly opalescent microclines
-maybe very nearly moonstone
-garnets are restricted to the core and are 1 to 2 cm

Minerals of Note
Mineral | Abundance (%)
garnet

Manitoba Geological Survey, 2017