MINEBK00494

• County: San Juan
• Volume: 14
• Document: Inspectr
• Suffix: A

TI TLE.-
Thy title is veatd In the Gold Tunnel Leseing Company.
Principal office located at Durango, Colorado. Branch oY-
Yice at mine. The otfioers are D. 1(acLean and George Hi.li.
T O.P 0 GRAPH Y.
The aurfaoe of. the mountain is very rough and steep with
ver*..~ little timber.. The water supply is from Cunningham
Creek. A fairly good wagon road connects the mine with
railroad a distance of three miles.
- G E O L O G Y._
A good geologi cal survey has been made of this, district.
The character of the country rock is Aridesite Brescia,
O R E S A N D O R E H O D I E S.
One vein la being worked with strike northeaat_and south-
west, with dip. to the west, width of vein 3 feet, length
1500 feet, height 900 Peet. Tho character of ve?.ri filling
is quartz, iron, lead, copper and sulphides. The char attar
of enclosing rocks is Andesite Dreccia. The faults are
50 Peet to the west. All. ore is smelting ore. She met ale
are gold, silver ?nd lead.
SU RF AC F PL A_PI_T.
One water wheel, one Rand air compressor, one small
electric plant, one ten h p compressed air engine, which
ie used for hoi^ting timb era to upper levels. The hoist
i^ equipped with an inctieator iri plain view of engineer.
The engine ie operated at angina. Aga oP engineer 32 years
with about 10 year° experience. The collar of the shaft
ie Drovided with a door. One smith''s shop, one office,
one boardinghouse 20 E 75 feet, one stable, 100 ton ors
bin. Lighting is by electricity and candles. Surfeae
transportation is done by pack train...
E JC P L O S I V E S.
Haroulea i0~i, Z. L. German fuse and wooden tamping bars
are used. A tunnel is used for magazine, situated 600
542
feet f7~Am workings. About one ton of powder is kept on
hand et one time. The devise for thawing powder la a double
hot water boiler. ~~
-2-'