Dictionary of Spanish Mining Terms - 1ORO1.COM

SPANISH MINING TERMS Trd
branches, placed across the river, forming a sort of dike. By means
of two poles, sometimes united in the form of a ladder, placed at a
moderate inclination and lying on the bottom, the zambullidores
descend, and bring up bateas of gravel from the bottom (C. A. Echeverri
and M. Uribe), see mama, presa (1), comp. buzo, cerco (5),
talabordon (2), tapon (3), tupia.
TRINEO, sledge, see rastra (1), u. transporte.
TRINQUETE, mech. pawl or ratchet, see u. fiador (2) ; rueda dentada
de t., pawl and ratchet-wheel. NOTE. The terms pawl and ratchet
are often used synonymously ; strictly speaking,
the latter should be
confined to the teeth of the ratchet-wheel into which the former falls ;
if the pawl moves the
= ratchet and pawl.
ratchet it is a pallet ; trinquete con fiador
TRISCADOR, mech. saw-set, see trabador.
TRITURACI6N, mech. prep, stamping, grinding or crushing, see pulverizacion
;
t. a mano, crushing by hand.
TRITURADOR, pulveriser, see pulverizador.
TRITURADORA, rock-breaker, crushing-machine, see pulverizadora.
TRITURAR, to crush or break up ore, see pulverizar ;
to crush with rolls.
t. con cilindros,
TROCAR (to exchange), t. la batea, Ant. Col. to pass bateas full of gravel
and earth with great rapidity from hand to hand, the peons being
placed en fila or in line (Uribe), comp. gavia.
TROCHA, (1) narrow path (senda), across a high road ; (2) S. Am,
a path cut through forests, etc., for surveying or other purposes.
TROJE (granary), trojes de metal, Huitzuco, Guerr. Mex.
of quicksilver ores, mixed with rock debris, filling natural
deposits
vertical
holes in gypsum so called from the supposed resemblance to the
cylindrical adobe buildings used in that region for storing maize,
see mercurio (2).
TROMBA, (1) water-spout, see bomba (4) ; (2) Peru. met. twyer, see
tobera.
TR6MEL, mech. prep, trommel, see u. criba (2) ; t. de desenlodar, de
deslodar or desenlodador, cleaning trommel, equiv. Fr. trommeldeb
ourbeur.
TROMPA (trumpet), (1) water-blast (Fr. trompe), syn. roncadera ;
(2) Mex. met. the " nose " of cooled slag, formed by introducing
a wet bar of iron through the twyer, when the latter does not
project beyond the inner wall of the furnace, see entromparse, comp.
nariz (4) ; (3) t. conica, vent, expanding stack or chimney of a Guibal
or other fan, syn. chimenea (1) conica.
TROMPO, see u. viaje.
see natron.
TRONA,
TRONCO, (1) trunk of a tree, see pie (9) ; log (trozo), see leno (1), troza ;
(2) Mex. team of horses or mules (Dwight). NOTE. In Spain, hind
pair of horses in a coach (Velazquez).
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