Alternate spelling of bastnaesite. See also:bastnasite
A greasy, wax-yellow to reddish-brown weakly radioactive mineral,
(Ce,La)(CO3 )F , most commonly found in contact zones, less often
in pegmatites; found associated with allanite, cerite, tysonite, fluorite,
and tornebohmite; hexagonal; obtained from Ryddarhyttan and Finbo, Sweden;
Pikes Peak, CO, and Mountain Pass, CA. Syn:bastnaesite
A greenish-brown mica that is closely related to phlogopite.
Standard, 2
A quantity of material destined for or produced by one operation.
Webster 3rd
A mechanical device for introducing batch to the furnace.
Syn:batch feeder
See:batch charger
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WÏÃ … DICTIONARY TERMS:batch furnace A furnace in which each charge is pla
[\B]batch furnace[\N]
The grinding of a charge of mineral (dry or wet) in a closed ball mill.
Pryor, 3
The place where batch materials are received, handled, weighed, and mixed,
for delivery to melting units. ASTM
A grinding mill, usually cylindrical, into which a charge of ore and water
is placed and is ground to completion of the required comminution.
Pryor, 3
Presintering or sintering in such a manner that the products are
furnace-treated in individual batches. Osborne
Any smelter that operates as a periodic unit, being charged, fired, and
discharged according to a predetermined cycle. See also:smelter
ASTM
A laboratory test on a small quantity of mineral under close control.
Pryor, 3
Treatment of a parcel of material in isolation, as distinct from the
treatment of a continuous stream of ore. Pryor, 1
a. To enlarge a colliery road by lowering the floor. CF:bating
Pryor, 3
b. Eng. Cleavage in slates, esp. in the Sheerbate stone. Arkell
c. Grain, hem, secondway in other rocks. Also spelled bait. Arkell
See:pan; gamella.
Leic. After drawing a number of barrels of water out of a sump, the first
barrel for which there is not sufficient water to fill it.
a. The molten material in any furnace. Standard, 2
b. A medium such as water, air, sand, or oil for regulating the
temperature of something placed in or on it; also, the vessel containing
such a medium. Webster 3rd
A large, generally discordant plutonic mass that has more than 40 sq mi
(104 km2 ) of surface exposure and no known floor. Its formation
is believed by most investigators to involve magmatic processes. Also
spelled: bathylith. Syn:abyssolith
Pertaining to, originating in, or derived from a batholith.
A substance tending to diminish surface tension. See also:depressant
Nelson
An amorphous, opaque, very brittle woody resin; forms fawn-brown porous
lumps in torbanite; at Bathville, Scotland.