Environmental factors for around 306 million years ago in the Voyage area

Rock Name
Halesowen Formation

Lithology (appearance)
Grey-green, micaceous sandstone (litharenite), and grey-green mudstone, with thin coals and limestone beds known as the ‘Spirobis’ limestone, with local intraformational conglomerate, strata may be reddened, locally.

Period
Carboniferous

How old
Around 306 million years

Environment  of rock formation
Open shallow shelf sea, with intense evaporation of sea water. Similar to Red Sea of today’s world.

Climate
Equatorial

Latitude
On the equator

Oxygen as percentage of atmosphere
35% (21% today)

Carbon Dioxide as parts per million of atmosphere composition
340ppm (around 415ppm today and rising)

Maximum day time temperatures
32’C

Minimum night time temperature
18’C

Sea temperature

Weather risk
Lightning

Midday Sun
Sun high in northern sky

UV index
8

Earthquake risk (scale 1 low risk to 9 high risk)
6

Tectonic
Variscan Mts eroded to low profile

Volcano risk
None in area

Top predator
Scopion

Animal Life
Big insects, big millipedes, scorpions and spiders.

Plant Life
On land plants spread creating new habitats

Humidity
High

Rainfall
Monsoonal

Wind

Day length
22.9 hours

Days in year
383