. The Pacific tourist . «i>«nting a ^alu** of^»7 l>er lb. Had tlii> l->ii | .!\.f. itwould have ImmIi htani|artion ■ • u/i trace of it. A l»ar .al projKjrtions, would - ■ a pure silver bar. lt> «■ .^ «• ■^ val the pres»nce of the gold, at ■ n six or .Heven-tenths arc pld, ila cu.^. .show. The valuable prrnlurt : i ore hamlled. 1 »■ hundn-ii :i d make a n. ■* feet h could be : •■• on a side, . *J to obtain one cutuc tioi • lOdttriion nf - ** •* ^^ are work he pan pnH-ess of .i : hr Com-ittH-k I»de. It u .-> •■* which work kindly, n*-, ^ action or
. The Pacific tourist . «i>«nting a ^alu** of^»7 l>er lb. Had tlii> l->ii | .!\.f. itwould have ImmIi htani|artion ■ • u/i trace of it. A l»ar .al projKjrtions, would - ■ a pure silver bar. lt> «■ .^ «• ■^ val the pres»nce of the gold, at ■ n six or .Heven-tenths arc pld, ila cu.^. .show. The valuable prrnlurt : i ore hamlled. 1 »■ hundn-ii :i d make a n. ■* feet h could be : •■• on a side, . *J to obtain one cutuc tioi • lOdttriion nf - ** •* ^^ are work he pan pnH-ess of .i : hr Com-ittH-k I»de. It u .-> •■* which work kindly, n*-, ^ action or heat to make uum {van wiui wirtr. i^iriFir Tor^isT. 213 precious conU^nts, to be taken u{. by aiiialgaiiia-tion with quicksilver. Thou!,b it Varelv \,as close a result as the Mexican patioor the furnace aud barrel pnxress of 1-it is so much more exj>editiuus aud ecouijuucaiof labor, aud so capable of lieiiijj applied ou alarge scale, that, on the whole, it is unquestion-ably preferable. The other processes relern-d thave been thorouijhly trieil in Vir;,iuia Citv, audfound utti;rly unsuited to the conditioiu exijitingthere. The first part of the process, is wet crushing ofthe ore, by stamps in iron mortars, a cfuistuntstream of water carrying off through a bra>swire screen the pulverized jNjrtion as fast aa re-duced small enough. The screens are at theback of the mortar. Five stamps, weighingabout ^i)^) {tounds each, are usually placed in asingle mortar, and are lift^Ki and dropi>t««l fmmfive to eight inches about ninety times a fee<ler. standing in front, judges bv thesound when a
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Keywords: ., bookauthorshearerf, bookcentury1800, bookdecade1870, bookyear1876
