Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 83 STATION 5065
EASTING 570646 NORTHING 6038004 ZONE 14 DATUM NAD83
Date of mapping 06/25/1983

STRUCTURAL DATA

Planar Structures:
Structure type | Strike | Dip | Separation
cataclastic foliation | 73 | 73 |
fault | 243 | 62 |

Minor Folds
Type | Symmetry | Strike | Dip | Plunge | Azimuth
similar fold | Z | 0 | 0 | 22 | 253

minor fold: inter-limb angle 85°; amplitude 10 cm

PETROLOGIC DATA

Rock Number: 1

Rock Type: granodiorite
Descriptors:
cataclastic
40 % intrusive or mobilized lit
augened
Field Description:

-40% injested granite lit extrusive augening and baudinage of lit

Textural Features
Type | Mineral | Min. Size | Max. Size | Abundance (%) | Unit
mafic mineral | hornblende | 0.0 | 0.0 |  | mm

Rock Number: 2

Rock Type: sediments / sedimentary schist
Descriptors:
layered
mafic
occurs as a raft
4 by 20 metres
epidote veins
amphibolite
Field Description:

-Mafic metagreywacke with numerous epidosite veins or layers and thin amphibolitic horizons.
-may have trace tourmaline-can't really tell it from hornblende here
-Very similar to material at far north of main lake.

Minerals of Note
Mineral | Abundance (%)
epidote
hornblende

Manitoba Geological Survey, 2017