So major areas is Spain, Italy, England, France, and also Germany.
No, The magnetic north shifts overtime due to the rotation of liquid iron in the earth! So your answer would be No they are not always the same distance apart! Hope this helps :)
It depends on the mass of the ice,temperature around it and latent heat energy required to melt the ice.
However the furthest a ice berg can travel is estimately 32-40°n/s
The following characteristic is not what geologists use to identify minerals a. softness
"The Silurian is a geologic period and system spanning 24.6 million years from the end of the Ordovician Period, at 443.8 million years ago, to the beginning of the Devonian Period, 419.2 Mya.<span> <span>Wikipedia."
https://www.google.com/search?q=He+Silurian+period+occurred&rlz=1C1RUCY_enUS760US760&oq=He+Silurian+...
</span></span>
