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Dictionary of Spanish Mining Terms - 1ORO1.COM

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SPANISH MINING TERMS Enc<br />

DOBRAMENTO, Port. geol. folding (see plegadura) ;<br />

DRAGAGEM,<br />

duplication <strong>of</strong> beds.<br />

Port, dredging, see dragaje (suppl.).<br />

DRAGAJE, dredging, Port, dragagem.<br />

DULCIFICACI6N, met. s<strong>of</strong>tening (<strong>of</strong> lead, etc.), by poling (berlingado),<br />

liquation (licuacion), refining (refino) in reverberatory furnaces, etc.<br />

DURO, RA, adj. lead is duro (hard) when it contains certain impurities as<br />

Sb, Cu, Fe, Zn, As, and dulce (s<strong>of</strong>t) when pure, see dulcificacion (suppl.) ;<br />

met. minerales duros, refractory ores.<br />

ECHAR, (5) geol. to dip, see echado.<br />

EIXO, Port. (1) axis ; (2) axle, see eje.<br />

EJERCICIO, min. and met. campaign, see campafla (2). seecamara (14)<br />

(suppl.).<br />

ELEVADOR, (5) mech. prep, elevator, syn. ascensor, sec u. rueda (1),<br />

cadena (11) (suppl.).<br />

EMBASTE, Sierra Almagrera, Sp. product <strong>of</strong> hand-jigging, afterwards<br />

Carta-<br />

passed through the criba de emparejar, comp. majuelo (suppl.) ;<br />

gena, Sp. intermediate product obtained on the mesa de arroyo, afterwards<br />

washed in a criba de espesa [see u. pava (2) (suppl.)].<br />

EMPACADURA, Port. pump, packing, see empaquetadura (1).<br />

EMPADRONAR, to register claims, etc., seepadron (suppl.).<br />

EMPANTURRARSE, see tenderse (suppl.).<br />

EMPAREJAR, (3) Sierra Almagrera, Sp. circular sieve, with mesh <strong>of</strong><br />

5 mm. by 55 mm. (Moncada), comp. despajar (suppl.) ;<br />

the embaste,<br />

from hand-jigs, after screening, yields garbancillo, and recribo (passing<br />

sieve). The former is hand-jigged and yields recortes (6) (with 15 to 20<br />

centimes 01 silver) and peleperches (| oz. silver) (Moncada).<br />

EMPARRILLADO, met. in heating a blast-furnace, bars <strong>of</strong> iron introduced<br />

from front to back, on which fuel rests (Barinaga).<br />

EMPOBRECIMENTO, Port, impoverishment, see empobrecimiento.<br />

EMPUENTADO, minerales empuentados, Chile, ore blocked out, see<br />

reservas (1).<br />

ENCADENADO, (2) Potosi, Bol. mercury which is lead-coloured in the<br />

chua, the grains bristling with particles <strong>of</strong> the same colour, a var. <strong>of</strong><br />

aplomado or caliente (suppl.).<br />

ENCAJETADO, Hualgayoc, Peru, pacos with spots <strong>of</strong> sulphide <strong>of</strong> silver<br />

in a state <strong>of</strong> decomposition (Raimondi), comp. chancaca (2) (suppl.).<br />

ENCARCELADO, complete frame [cuadro (1)] for shaft (Ezquerra).<br />

ENCASTILLADO, e. de fierro, iron frame supporting smelting-furnace ,<br />

etc. ; metodo de e. or relleno con madera, timb. square set method.<br />

ENCHASCADO, Rio Tinto, Sp. met. bundle <strong>of</strong> firewood, 1 m. thick, at the<br />

base <strong>of</strong> a telera, and lying on tierras, 10 cm. thick (Barinaga).<br />

ENCHIMENTO, Port. (1) filling (<strong>of</strong> veins, etc.), see relleno (4) ; (2) loading<br />

or filling see cargamento, goaf, see telkao (3).<br />

ENCOMIENDA, (2) partition <strong>of</strong> the Indians, instituted by Valdivia (1544),<br />

seemita. (I).<br />

375

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