MINEBK00457

• County: Boulder
• Volume: 13
• Document: Inspectr
• Suffix: A

Addison - 3.
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ORE 3 & O R E
BODIES .
The.charaoter,oY ore bodies is fissure veins. Th
oipal work 3.s done. on the Addison vein and where votive open_i's
tiona are oarried.on at this time. The strike is northeast and
southwest and the dip is to the south. The vein varies in i,,
width from 1! to 5', with an,average width of 2'. The vein has
been opened to a height of 150' and for a distance of 700l.
The enolosing rooks are granite and the gangue is talo.
,,.
The charaoter of vein tilling is horn quartz and tellur-
,: ,
ium sad the metals are golds silver, lead and zino with gold
predominating. All of the vein Pilling is of s: smelting nature
and hen an average value oY $200 per ton. The avorage monthly
production is ten tone.
g II R F A C E P L A A T.
The surtaoe plant oonsists of a 9 h.p. gasoline hoist.
stationed in the shaft house. The shaft house is 26' x 50',
frame with iron root. The ohanging house is in the shaft house.
The smith's shop ie an addltioa to the shaft house and is 12'
14'. The hoed frame 1e 4-poet, 12" x 12". 24' high, Oregon pia .
The ahoave wheel 1e 30-inoh, oast iron and tilled with ropo.
The oollar of tho shaft is provided with gable doors to
prevent materiel front fa).13ng 2n the shaft while dureping sad it
of euttioient height to prevent pozaone troy tripping and Se11-
in the shaft. ~
The hoist !e equipped xith a positive ladioator in plain;
riew of the engineer who operates at the engine. The engineer .'
ie fifty-three years of age, has had ten years of ezporieaoe
sad ie not addioted to the use of intoxioating liquors.
L X P L O S I Y L S
Aetna - 40p - powder; Cesnan lneoloid twee; 5-X oape ands
wooden taapiag boss are ersployed. Lxploeires in exoeee of one
6a~'e sappl~ asp not stored utsdesgsonnd.
She aresaae aaount of exploeirea kept is storage ie 207/.
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