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Sandstone
Low lying flat Sea ash
--------------__________________-_-_-_-_-_...------...---....--..--
ridge of fragments
Buried under basalt
\ / \ /
extends
____________________________________
Solid
____________________________
^^^^^^^^^^^^^^^^^^^^^^^^^^^
Calcareous
sandstone
and
siltstone
--------------__________________-_-_-_-_-_...------...---....--..
(partly alternating)
+^+^+^+^+^+^+^+^+^+^+^+^
pumiceous and
Sandstone horizontal and basalt
volcanic ash
downpour.
lenses
of fine sediment.
ash.
and.
ash.
fragments.
Lapped
Mud 90 feet
a small scoria cone.
A A A A
Layers
columns
back.
and continued down Queen street
various.
back.
coal mudstone coal mudstone
Recent Alluvial fill
Various combinations / \ / \ / \ / \ \ / \ / / \ / \ / \ / \ / \ /
like a stone over the surface of
former stream extends++++++++++++++^^^^^^^^^^+++++++++++++
tuff mantle
and.
Limestone
Lowlying flat Sea
++++++++++++++++++++++++++
ridge of
++++++++++++++^^^^^^^^^^+++++++++++++
Buried under
extends
Solid
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\ / \ / \ / \ / \ / \ / \ / \ / \ / \ / \ \ / \ / \ / \ / \ / \ / \ / \ / \ / \ / \
\ / \
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aA_____________________________aA_______________________________________________________________________________
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--------------__________________-_-_-_-_-_...------...---....--..--
++++++++++++++++++++++++++++++++++++++++^^^^^^^^^^+++++++++++++
+^+^+^+^+^+^+^+^+^+^+^+^____________________________________
____________________________
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
/ \ / \ / \ / \ \ / \ / / \ / \ / \ / \ / \ /
/ \ / \ / \ / \ \ / \ / / \ / \ / \ / \ / \ /
/ \ / \ / \ / \ \ / \ / / \ / \ / \ / \ / \ /
\ / \ / \ / \ / \ / \ / \ / \ / \ / \ / \ \ / \ / \ / \ / \ / \ / \ / \ / \ / \ / \
\ / \
\ / / / \
\ / / /
\ \ / / \
\ \ / / \
\ \ / / \
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+++++++++++++++++++++---------++++++++++++++++++++++++++::::::::::::::::::::::::::::::::::::::::::::::::::::::::
aA_____________________________aA_______________________________________________________________________________
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--------------__________________-_-_-_-_-_...------...---....--..--
++++++++++++++++++++++++++++++++++++++++^^^^^^^^^^+++++++++++++
+^+^+^+^+^+^+^+^+^+^+^+^____________________________________
____________________________
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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Sandstone