-
Uriconian rocks are
volcanic rocks found in
parts of Shropshire,
United Kingdom. The name
relates to Uriconio, the
Latin name for an Iron Age hillfort...
-
various rocks of
volcanic origin ****igned to the
Uriconian series, of
Precambrian age. The '
Uriconian Volcanics'
include rhyolites,
tuffs and agglomerates...
- be
attributed to arc-rifting. The
diachronous formations of the
bedded Uriconian and
Coomb Volcanic Formation.
Metamorphic rock is
thought to underlie...
- This is the
first quarry that is
apparent in the Ercall, it
comprises Uriconian Volcanic deposits of
Precambrian age. Such
volcanic deposits are noted...
-
igneous and
metamorphic rocks from the late Precambrian,
known as the
Uriconian,
which are
around 680
million years old. The
Malvern Line or
Malvern Lineament...
-
facies to
clastic sedimentation. The
rocks are
thought to be
derived from
Uriconian mountains that were
formed during the
southward subduction of an oceanic...
-
Longmyndian Supergroup,
Welsh Borderland, and its
relationship to the
Uriconian Volcanic Complex”, 1991,
Geological Journal. 26 167-183
Shropshire Geology...
- re-labelled as Ordovician. The
Wrekin Quartzite lies
unconformably on
Uriconian volcanics and is
itself conformably overlain at the
Ercall by the sandstones...
-
Sandstone Group Devonian/Carboniferous 16 England, Scotland, Wales,
North Sea
Uriconian Group Ediacaran 25
England Warwickshire Group Carboniferous/Permian 14...
-
Longmyndian Supergroup,
Welsh Borderland, and its
relationship to the
Uriconian Volcanic Complex”, 1991,
Geological Journal. 26 167-183
Shropshire Geology...
