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Dictionary of Spanish Mining Terms - 1ORO1.COM

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Mac A DICTIONARY OF<br />

or pillar, syn. machon, see contrafuerte (1) ; (9) sledge-hammer used<br />

by smiths, see martillo ; (10) block on which a smith's anvil (yunque)<br />

is fixed, see cepo (5) ; (11) square anvil, see yunque.<br />

MACH6N, see macho (8).<br />

MACHONGA, Col. iron pyrites, hard and shining, <strong>of</strong> the colour <strong>of</strong> bronze<br />

or gold (Uribe), see marmaja (4).<br />

MACHORRO, see macho (4).<br />

MACHOTE, Mex. mark (usually a stake driven in a hole), used in mines<br />

to measure the contracts (destajos), syn. serial (2), see bianco (1) ;<br />

mark distinguishing various piles [montones (1)] <strong>of</strong> ore, see partido (2).<br />

MUCHUCADOR, Mex. crusher (Dwight), see quebrantador.<br />

MACHUCADTJRA, MACHUCAM]ENTO, spalling or crushing, see<br />

machaqueo.<br />

see machacar.<br />

MACHUCAR,<br />

MACINO, a var. <strong>of</strong> sandstone (arenisca), analogous to molasa, but<br />

containing less quartz and more felspar (Barcena).<br />

MACIZO, ZA, adj. compact, solid, hard (in a miner's sense), see u. panino ;<br />

for piedra maciza, see u. piedra ; met. solid, well melted.<br />

MACIZO (massiveness, bulk), (1) the solid untouched part <strong>of</strong> a vein-<br />

virgin ground, see sano,<br />

comp. bordo (1) ; (2)<br />

block <strong>of</strong> ground ready<br />

for stoping ; block <strong>of</strong><br />

ground between levels<br />

[pisos (1)] and shafts,<br />

see Fig. 53, syn. borde<br />

(3), bordo (3), Col.<br />

cortes (8), cuadro (3) ;<br />

(3) pillar <strong>of</strong> ground,<br />

syn. pilar (3) ; m. de<br />

protection, safety block<br />

or pillar ; (4) m.<br />

--TJ*^- Piso<br />

FIG. 53. Macizos (2) (after Molina).<br />

mineralizado, ore-body, see clavo (2) ; (5) macizos, c.m. longwall<br />

system (Chalon), see u. tajo (4) ; (6) see u. caliche (1).<br />

MACOS, Cartagena, Sp. residues from ancient washings (Molina), comp.<br />

desecho (2).<br />

MADERA, wood, timber, lumber, see adema (1), guarnicion (1), leno (1),<br />

maderaje, madero, u. madrina, morillo (3), palo (2), rollizos ; m. de<br />

hilo, timber worked on all four faces ; m. de sierra, sawn timber ;<br />

m. en rollo, timber with the bark still on ; m. enteriza, the largest<br />

squared beam that can be taken from the trunk <strong>of</strong> a tree, for other<br />

kinds consult Acad. ; for proper time <strong>of</strong> cutting in tropical countries,<br />

see menguante ; for different kinds used in timbering or for other<br />

mining purposes (marked *), in construction, etc., see aceite (5), alamo,*<br />

alcarata, amamor, anime, arrayan,* balata,* cagiii,* candeia,* caoba,<br />

capuri,* caracoli (1), caramacate,* caraniomacho, * castano,* caunce<br />

216

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