World Geography
The relative abundance of dissolved salts in seawater in descending order is as follows

chlorine, sodium, magnesium, calcium, potassium, sulphate
chlorine, magnesium, calcium, sodium, potassium, sulphate
chlorine, sodium, sulphate, magnesium, calcium, potassium
sodium, chlorine, magnesium, potassium, sulphate, calcium

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World Geography
The original landmass, pangola split into

Laurissa in the south and Godwanaland in the north
Laurissa in the north and Godwanaland in the south
Laurissa in the east and Godwanaland in the west
Laurissa in the west and Godwanaland in the east

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