Last Updated：2022/12/24
I ought not to omit to add that this formation in addition to its other peculiarities is characterised by a notable proportion of bitumen, so that a strong petroleous odor is perceptible immediately on the application of the hydrochloric acid and not less so after the subsidence of the effervescence,
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I
ought
not
to
omit
to
add
that
this
formation
in
addition
to
its
other
peculiarities
is
characterised
by
a
notable
proportion
of
bitumen,
so
that
a
strong
petroleous
odor
is
perceptible
immediately
on
the
application
of
the
hydrochloric
acid
and
not
less
so
after
the
subsidence
of
the
effervescence,
