Environmental factors for around 348 million years ago in the Voyage area
Rock Name
Gully Oolite Formation (former name Crease Limestone)
Lithology (appearance)
Oolitic (in places) limestones, with beds of broken up marine skeletal material.
Period
Carboniferous
How old
Around 348 million years
Environment of rock formation
Limestones forming in a sea like that of the Bahamas of today.
Climate
Equatorial
Latitude
15′ S of Equator
Oxygen as percentage of atmosphere
27% (21% today)
Carbon Dioxide as parts per million of atmosphere composition
450ppm (around 415ppm today and rising)
Maximum day time temperatures
40’C
Minimum night time temperature
18’C
Sea temperature
30’C
Weather risk
Extreme heat. Storm surges.
Midday Sun
Sun almost overhead
UV index
12
Earthquake risk (scale 1 low risk to 9 high risk)
7
Tectonic
Rheic oceanic plate undergoing subduction to south.
Volcano risk
None in area
Top predator
Sharks
Animal Life
Sharks, nautiloids, crinoids, scorpions
Plant Life
Extensive forests on land
Humidity
Rainfall
Wind
Day length
22 hours
Days in year
398