- The Sand
Reckoner (Gr****: Ψαμμίτης,
Psammites) is a work by Archimedes, an
Ancient Gr****
mathematician of the 3rd
century BC, in
which he set out to determine...
-
Psammite (Gr****:
psammitēs "(made) from sand", from
psammos "sand") is a
general term for sandstone. It is
equivalent to the Latin-derived term arenite...
- In places, the
paragneisses include clinopyroxene-hornblende-bearing
psammites,
garnet (grossular)-diopside marbles, and biotite-graphite phyllites....
- .) and less than 22/7 (3.1428...). In this treatise, also
known as
Psammites,
Archimedes finds a
number that is
greater than the
grains of sand needed...
-
their composition. This
ranges from low-mica
psammite through semipelite to high-mica pelite.
Psammites composed mostly of
quartz are
classified as quartzite...
- and
psammites. The
lithology of this
subgroup varies across Scotland but is
dominantly limestone though this is
replaced in the east by
psammite and quartzite...
-
years is
suggested by the
British Geological Survey. They are
largely psammites and
semipelites which have been
intensely deformed and
which are generally...
-
related adjective is arenaceous. The
equivalent Gr****-derived term is
psammite,
though this is more
commonly used for
metamorphosed sediments.
Since it...
- environment. This
sequence of
variably metamorphosed and
deformed sandstones (
psammites) was
originally considered as
separate from the "Torridonian" and formed...
- the
north of this line are
metamorphosed sandstones and
mudstones (i.e.
psammites and pelites)
which constitute the
Southern Highland Group of the Dalradian...
