Cross Lake Project (1983-86)
Geologist P.G. Lenton
Year 84
STATION 5601
EASTING 581081
NORTHING 6063824
ZONE 14
DATUM NAD83
Date of mapping 07/16/1984
STRUCTURAL DATA
Layering type | Strike | Dip | top Direction |
---|---|---|---|
bedding | 287 | 69 | N |
Structure type | Strike | Dip | Separation |
---|---|---|---|
fault | 256 | 84 |
PETROLOGIC DATA
Rock Number: 1
-greenish brown weathering finely bedded greywacke
-hornblende(?) rich volcanic derived material
-laminations comprise 5 to 15 mm graded beds - not turbidite type
-interbedded with 1 to 2 layers of massive lithic wacke that weathers a brown - ochre colour
SAMPLE A: greywacke (lamin)
SAMPLE B: lithic wacke
Mineral | Abundance (%) |
---|
garnet |
Rock Number: 2
-funny yellow and brown unit above the greywackes
-featureless except for yellow ochre alteration(?) lines in greenish brown weathering rock
-layer is 3 to 4 m thick
-could be a greywacke or a flow
Rock Number: 3
-same dd weathering rubbly mafic with relief weathering by CC-CL veins producing a breccia like look
-same as station 5600
-lies above rock 1 and 2
Manitoba Geological Survey, 2017