Cross Lake Project (1983-86)

Geologist P.G. Lenton Year 84 STATION 5543
EASTING 570804 NORTHING 6057970 ZONE 14 DATUM NAD83
Date of mapping 07/05/1984

STRUCTURAL DATA

Planar Structures:
Structure type | Strike | Dip | Separation
schistosity | 111 | 61 |

PETROLOGIC DATA

Rock Number: 1

Rock Type:
Descriptors:
QRTZ
Field Description:

-mixed section of quartzite, protoquartzite and feldspathic arenite, all units very muscovite rich
-layering discontinuous and boudinaged, containing quartzite layers behaving in a competed manner and brecciating
-quartzite show delicate lamination
SAMPLE A: massive quartzite
SAMPLE B: protoquartzite or muscovite arkose

Rock Number: 2

Rock Type: granite
Descriptors:
massive
muscovite and tourmaline bearing
Field Description:

-several dike up to 2 m thick deformed and boudinaged of leuco pearlyminous granite
-irregular patches of TL rich pegmatite
-some developed in A-C extension planes at boudinax

Minerals of Note
Mineral | Abundance (%)
garnet

Manitoba Geological Survey, 2017