MINEBK01099

• County: Gunnison
• Volume: 16
• Document: Inspectr
• Suffix: A

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Good Hope -3
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OnE S AI1D ORE B OD IE S - Contin.
!i phides, and porphyry, carrying gold and copper. The ores are
(~ smeltinP ores 15/100 shipping nigh
grade ore. 1,ietals, gold,
r silver, copper and silver.
S II•RFACE PLAI7T
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'•,' Surface plant consists of one shaft house 10 x 12
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~'~ with hoist 10 x 14. Foist is run by steam, with two boilers.
~Ii one 100 H. P. one 50 H. P. i4ater sul:ply is from creek. Also
smith shop located 40 feet from shaft. Ido boarding house, men
board in torn. Engine room and ore bins.
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E X P L O S I V E S
Du Pont 40;o powder. German Z. L. Inaoloid fuse and
5-X caps sad ~,:ooden tamping bars. Explosives in excess of one
day's supply are not stored underground. Average amount of er.-
plosivea kept in storage i.s 200 lbs. This is }:apt in a frame
building, aitaated 200 feet from shaft house and other buildings.
The device for thawing powder is a steam boiler.
L I I7 I is G & L: I Ii ii },; E T 13 U D S
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The main opening is a s}raft 725 feet deep with five
levels running off in both di;actions on the vein. 100 Peet
spart. C;orY. is being done in both sides of the s}ieft to
the erd line. Lioat of the ore has been taken out of T}o. 5
level np to Ilo. 2 level, and all t}re work is being done by hand.
Ito machine drills. There is a crosscut at I7o. 1 level south to
the copper vein about 50 ft. Method of ore extraction is over-
hand atoping and drifting with single hand drills. T}~e method
of timbering is atull$.and square sets. ~imbera are Spruce
and Pine, prepared by a sawmill. underground tramming ie done
by..hend. Steel care are used for tramming. The system oY
ventilation ie natural. CB,adlee are used Yor lighting un¢er~ I~