Breccia rock is large grained
clastic sedimentary rocks.
It is coarse grained
but unlike conglomerates its grains are not rounded but angular.
means that there hasn't
transportation - this rock has been
deposited not far from where it was eroded or broken off other rock.
They can form where
the the fragments have been broken off - and
cemented right at that place.
They can also form
where there has been
rock fall - the fallen rocks accumulate and may become cemented.
can also form along active fault lines, where newly broken rock can be
cemented, even if it happens under water.
Any minerals and
chemicals can be
Like conglomerate and pegmatite,
is a term
that refers to the texture of the rock and not to chemical or