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Fossil of the Month
Marske Mill
The word Geology comes from the ancient Greek, Ge (γη) meaning Earth (not to be confused with Gaia (Γαια) the Greek Earth goddess) and Logos (λογος) meaning word or study of, amongst other things. ...
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Geological periods
The word Geology comes from the ancient Greek, Ge (γη) meaning Earth (not to be confused with Gaia (Γαια) the Greek Earth goddess) and Logos (λογος) meaning word or study of, amongst other things. So Geology literally means Study of the Earth.
The the addition of the letter o to spell geo was simply to make the word sound better: “gelogy” would sound awful!
It is the rocks of the Tees Valley that have brought industry and money into the area. Some of the rocks to be found here are more important than others. But all of them have in some way played a part in building the Tees Valley.
To find out more about any of the rocks in the Tees Valley select a geological period from the list below. The geological periods are given in chronological order (order of time) with the oldest period at the bottom of the list.
Click here for a detailed geological timescale for rocks in the Tees Valley.