- a
seatearth is the
layer of
sedimentary rock
underlying a coal seam.
Seatearths have also been
called seat earth, "seat rock", or "seat stone" in the...
-
found as
seatearths within English Carboniferous coal measures. This term is now used for
similar quartzose sandstones found typically as
seatearths in the...
- some fire
clays (especially
flint clays) are
mined at depth,
found as a
seatearth, the
underclay ****ociated with coal measures. "Calciners and
Dryers in...
-
southwest to
Knowbury and
northeast beneath Catherton Common. It
contains seatearths and coal
seams which have been
worked in the past. The
lowermost and most...
-
Mynyddislwyn Seam east of the Taff valley),
where it
overlies mudstone seatearth at the top of the
predominantly arenaceous Swansea Member in the Swansea...
- to 1600m
Lithology Primary mudstone,
sandstone Other siltstone, coal,
seatearth Location Region South Wales,
southern England Extent across south Wales...
- locations. The
layer immediately underlying coal seams,
often called either "
seatearth" or "underclay",
typically either consists of or
contains a paleosol....
-
Billingley Seam.
Swinton Pottery Seam A poor
quality coal;
however the
seatearth underlying the coal was used for
brick making.
Newhill Seam A household...
- (Clackmannan Group)
Thickness up to 940 m
Lithology Primary mudstone,
sandstone Other siltstone, coal,
seatearth Location Region Scotland Extent Midland Valley...
- Coal
Group 45, at the
Lower Cove of the
Joggins Cliffs, and
consists of
seatearth, red shale, and sandstone. The roof of the
division lies just
above Coal...
