Environmental factors for around 480 million years ago in the Voyage area

Rock Name
Lickey Quartzite

Lithology (appearance)
Quartzite, pale grey and purple (ranging from lithic arenite, subarkose to quartzite) and thin beds of fissile mudstone and possibly tuff.

Period
Ordovician

How old
Around 480 million years

Environment  of rock formation
Beach (littoral) or near shore (sub-littoral)

Climate
Warm – although forming at 55′ south of Equator, Earth was in a hot house state

Latitude
55′ south of Equator

Oxygen as percentage of atmosphere
19% (21% today)

Carbon Dioxide as parts per million of atmosphere composition
4400ppm (around 415ppm today and rising)

Maximum day time temperatures
35’C

Minimum night time temperature
15’C

Sea temperature
Warm

Weather risk
High winds. Rough seas. Heat.

Midday Sun
Sun low in northern sky

UV index
4

Earthquake risk (scale 1 low risk to 9 high risk)
10

Tectonic
On northward moving plate with a subduction zone in front.</

Volcano risk
Possibly to NW – ash deposits

Top predator
Giant Cephalopod – in the sea

Animal Life
Possibly some arthropods

Plant Life
Primitive plants appearing.

Humidity

Rainfall
Heavy

Wind

Day length
20.5 hours

Days in year
420