. Appendix to the Journals of the Senate and Assembly of the ... session of the Legislature of the State of California. £00;HHHHH . _ S .= .= :h J s ?; ;.2 «w— -^-r-^lSS — •^^ .S ~ii^ ]!)8 KKrORT OK STATK M INKKAlAHil^^T. GOLD (ILAfEK MINKS^. IMaccr iniTiinjr has become almost a thin()4 and l!t23,wh<n the AiiKrinin J)i( (h/iiuj Comixnn/ operated three ^oUl dredfjerson Mokelumne Itiver from Lanelia IMana downstream for nine of this «;round was in Amador County. The gravel was from six to 35 feet deep, with an average depth ofJO feet, carried a heavy overburden, and lay on the u
. Appendix to the Journals of the Senate and Assembly of the ... session of the Legislature of the State of California. £00;HHHHH . _ S .= .= :h J s ?; ;.2 «w— -^-r-^lSS — •^^ .S ~ii^ ]!)8 KKrORT OK STATK M INKKAlAHil^^T. GOLD (ILAfEK MINKS^. IMaccr iniTiinjr has become almost a thin()4 and l!t23,wh<n the AiiKrinin J)i( (h/iiuj Comixnn/ operated three ^oUl dredfjerson Mokelumne Itiver from Lanelia IMana downstream for nine of this «;round was in Amador County. The gravel was from six to 35 feet deep, with an average depth ofJO feet, carried a heavy overburden, and lay on the usiud lava-ashfalse bedrock. Two dredgers had buckets of 6-cu. ft. capacity and onehad 9-cu. ft. buckets. The smaller dredgers handled usually about]2r).()()() cubic yards apiece monthly and seemed better atlapted to theshallow ground than the larger one. The cost of operation was lessthan in Orovilie arid the yield was also lower, averaging under 10 centsa cut)ie yard. This coniitany had a t()t<d of 450 acres of Di-fdg-cr liil<l, iniir , frm»-rly worked by AmtTlcan DroilBiiig Company. Recently plans have been made to organize a stock comjiany andbuild a small dredger to work some land remaining at Lancha Plana. Hydraulic mining has been on a limited scale in the county in recentyears. Chirk (inifil Mint near (Meta has lately been examined, with thepossibilitv of some work being done. Address. Wm. I). Clark andF. M. Clark. Oleta. ClfVflaml Ihirtr (IhIih. ad.)<»ining the Klephant on the west, has anadit 2400 feet long and made some production eight years ago. butlately has been idle. Address, F. CJaribaldi and F. Devencen/i, Volcano. EIrphant Ilifdraulic Mine, near Volcano, was worked in l!*22-2:{. anda moderate pnxluetion was made. The debris restraijiing dam for thisproperty is nearly filled and little i)iping has been done for severalyears. Af pn-srnt tin- property is in part under b-ase to \alentine SACRAMENTO FIKLD DIVISION. 199 Gi
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Keywords: ., bookcentury1800, bookdecade1850, bookidappendixtojo, bookyear1853
