Environmental factors for around 500 million years ago in the future Voyage area
Pale grey, quartz-cemented sandstones and interbedded conglomerates. Conglomerates contain mainly quartz pebbles, but also Malverns Complex and volcanic lithologies.
Around 500 million years
Environment of rock formation
Deposition as beach or under shallow sea water. Coastline along low lying barren land.
Very cold. Polar
60′ S of Equator
Oxygen as percentage of atmosphere
19% (21% today)
Carbon Dioxide as parts per million of atmosphere composition
5000ppm (around 415ppm today and rising)
Maximum day time temperatures
Minimum night time temperature
Floating sea ice
Major southern hemisphere storms
High in northern sky
Earthquake risk (scale 1 low risk to 9 high risk)
Small plate beginning to split from Gondwana.
None in area
Abundant life in the sea
No land plants
Cold often from SE
Days in year