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cinder fall

The dam over which the slag from the cinder notch of a furnace flows.
Fay

cinder notch

The furnace hole, about 1.5 to 2 m above the iron notch and 1 m below the
tuyeres, through which slag is flushed two to three times between casts.
See also:cinder tap

cinder pig

Pig iron made from a charge containing a considerable proportion of slag
from puddling or reheating furnaces. CTD

cinder pit

Large pit filled with water into which molten cinder is run and granulated
at cast or flush. Fay

cinder plate

See:bloomery

cinder runner

A trough carrying slag from a skimmer or cinder notch to a pit or ladle.
See also:cinder notch

cinder tap

The hole through which cinder is tapped from a furnace. Also called
Lurmann front. Fay

cinder tub

A shallow iron truck with movable sides into which the slag of a furnace
flows from the cinder runner. Fay

cinnabar

A trigonal mineral, 3[HgS] ; trimorphous with hypercinnabar and
metacinnabar; forms brilliant red acicular crystals and red to
brownish-red or gray masses; soft; sp gr, 8.1; occurs in impregnations and
vein fillings near recent volcanic rocks and hot springs, alluvial
deposits; the chief source of mercury. Syn:cinnabarite
See also:vermillion; vermilion.

cinnabarite

See:cinnabar

cinnabar matrix

A term applicable to various varieties of minerals containing numerous
inclusions of cinnabar but esp. to a Mexican variety of jasper.

cinnamite

See:cinnamon stone

cinnamon stone

a. Grossularite, a lime garnet. See also:essonite; hessonite; hyacinth.
Hess; Dana, 4
b. See:grossular

cipolino

A European term for a marble rich in silicate minerals and characterized
by layers rich in micaceous minerals. Holmes, 1

CIPW classification

See:norm system

CIPW system

See:norm system

circle

a. In the central United States, a nearly circular lead and zinc deposit
developed in clayey chert breccias in old sinkholes in Paleozoic limestone
or in dolomite (broken ground). Schieferdecker
b. In a grader, the rotary table that supports the blade and regulates its
angle. Nichols, 1

circle cutting drill

a. A pneumatic drill carried on rotating arms. Used to cut grindstones and
pulpstones from a quarry. AIME, 1
b. See:ditcher

circle haul

In strip mining, a haulage system in which the empty units enter the mine
over one lateral and leave, loaded, over the lateral nearest the tipple.
This system is utilized where laterals are built into the mine from the
main road, whether outside the outcrop or on the high-wall side of the
mine workings. This system reduces the haul on the coal surface to a
minimum, except where there are only two laterals, one at each end of the
workings.

circle reverse

The mechanism that changes the angle of a grader blade. Nichols, 1

circle spout

Eng. A trough or gutter around the inside of a shaft to catch the water
running down the sides; a garland.