Environmental factors for around 299 million years ago in the Voyage area

Rock Name
Haffield Breccia (also called Permian Breccia and may be equivalent to Clent Breccia in Birmingham area)

Lithology (appearance)
Breccia – angular fragments – in a red-brown mudstone matrix. Clasts (the fragments) are mainly Precambrian volcanic rocks.

Period
Permian (possibly very end of Carboniferous)

How old
Around 299 million years

Environment  of rock formation
Desert, hot, occasional violent torrential rain, producing flash floods that spread rock debris over plain.

Climate
Desert

Latitude
20′ N of Equator

Oxygen as percentage of atmosphere
26% (21% today)

Carbon Dioxide as parts per million of atmosphere composition
1000ppm (around 415ppm today and rising)

Maximum day time temperatures
50’C

Minimum night time temperature
-4’C (deserts go very cold at night due to clear atmosphere)

Sea temperature

Weather risk
Violent flash floods. Extreme heat. No shade

Midday Sun
Sun high in southern sky

UV index
10

Earthquake risk (scale 1 low risk to 9 high risk)
4

Tectonic
Midst of the vast super continent Panagea.

Volcano risk
None in area

Top predator
Little life about?

Animal Life
Possibly the odd reptile . end Permian Mass Extinction

Plant Life
Few conifers in areas where playas (temporary lakes) frequently form.

Humidity
Low

Rainfall
Extreme during short lived storms

Wind
SE

Day length
23.6 hours

Days in year
413