- The
Portland Group (defining the
Portlandian) is a Late Jur****ic (Tithonian)
lithostratigraphic group (a
sequence of rock strata) in
South East England...
-
majority of
Petit Chablis vineyards, are
planted on
slightly younger Portlandian soil.
There is one
Grand Cru in
Chablis with
seven officially delineated...
- of seawater. The
stone is an open
textured oolitic limestone from the
Portlandian formation formed during the
Tithonian age, (152.1 ± 4 Ma to 145.0 ± 4...
- stone.
Geoff Townson conducted three years doctoral research on the
Portlandian,
being the
first to
describe the patch-reef
facies and Dorset-wide sedimentation...
-
falling under the more
basic "Petit Chablis" appellation, are
planted on
portlandian limestone which produces wines with less finesse.
Chalk beds are found...
- most of the
Petit Chablis vineyards, are
planted on
slightly younger Portlandian soil,
still of
similar structure. The
chalk landscape resembles some...
- but the top was
defined by
British stratigraphers as the base of the
Portlandian (sensu anglico)
whereas in
France the top was
defined as the base of...
-
larger French specimen (Y85R M4M) was
discovered in
around 1971 in the
Portlandian lithographic limestone of
Canjuers near Nice. It
dates to the
lower Tithonian...
-
Portlandien et Kimmeridgien), 1864 –
Monograph of
Upper Jur****ic polyps;
Portlandian and
Kimmeridgian stages.
Polypiers coralliens des
environs de Gray, 1865...
- the
Hardelot Castle Townson, W.G.; Wimbledon, W.A. (1979-01-01). "The
Portlandian strata of the Bas Boulonnais, France".
Proceedings of the Geologists'...
