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File Created: 24-Jul-1985 by BC Geological Survey (BCGS)
Last Edit:  27-Aug-2007 by Sarah Meredith-Jones (SMJ)

Summary Help Help

NMI 082F14 Pb12
Name TEXAS (L.4889), TEXAS-COWBOY GROUP, TEXAS MINE, COW BOY (L.4888), SILVER CHALICE, FOURTH OF JULY (L.2052), GARLAND FR. (L.5603), MINNIE (L.4890), CARBONET NO. 2, CLEAR WATER, TORONTO (L.6000), LUCKY EDD (L.5999), SPRING NO. 1, SPRING NO. 2 Mining Division Slocan
BCGS Map 082K005
Status Past Producer NTS Map 082F14E, 082K03E
Latitude 050º 00' 01'' UTM 11 (NAD 83)
Longitude 117º 08' 06'' Northing 5538670
Easting 490325
Commodities Lead, Zinc, Silver, Cadmium Deposit Types I05 : Polymetallic veins Ag-Pb-Zn+/-Au
Tectonic Belt Omineca Terrane Quesnel
Capsule Geology

The Texas occurrence is located near the headwaters of Robb Creek, 3.5 kilometres southwest of its confluence with the Kaslo River. Kaslo, British Columbia lies some 24 kilometres to the southeast.

Underlying rocks of the Texas occurrence include slaty argillite and andalusite schist interbedded with limestone of the Triassic Slocan Group. Limestone beds range from 0.60 to over 30 metres in thickness. The general strike of the strata is northwesterly and dips are mostly to the southwest at 55 degrees. Intrusions include aplitic dikes and irregular bodies of medium grained, biotite diorite and granodiorite related to Middle Jurassic emplacement of the Nelson batholith; bodies are up to 60 metres thick.

The principal workings are on the Texas Crown grant (Lot 4889). Workings consist of a shaft and three adits at intervals over 44 vertical metres. The shaft was sunk down to the Texas vein lode. The Texas lode has a strike of 120 degrees and a dip of 69 degrees southwest. The maximum thickness is 1.2 metres. Mineralization consisted of minor sphalerite and a little galena in quartz and calcite and siderite. Clean galena formed small, irregular pockets. Two other adits are located about 26 metres below these workings. They are known as the Old and New Lower adits. The Old Lower adit was driven northwesterly 21 metres. Near the face, a wide shear zone 3 metres wide was intersected striking nearly east and dipping 60 degrees south. A little galena hosted in veins was evident in the hangingwall of the shear zone. The shear zone intersects limestone at this location. Little or no mineralization was intersected in the Lower New adit.

The relationship between the lode in the upper workings and the shear zone in the lower workings is not clear. It is speculated that they are part of the same lode system and follow the contact of a large granodiorite body.

Work was also carried out on a vein on the Fourth of July claim. The vein has a strike of 310 to 320 degrees with a vertical dip. Ore was first found at the surface in a sheared fissure in slates near a contact with diorite. The vein was drifted a short distance in both directions. The vein is 1.2 to 1.5 metres wide, well defined and carries galena and sphalerite in the footwall as a 10-centimetre stringer. At surface, the vein can be traced for 60 metres by surface cuts. A small amount of production may have occurred from stoping at either end of the drift along this vein. A small northeasterly vein was explored on the Carbonet No. 2 claim.

The property was optioned by the newly incorporated Lucky Edd Mines Limited from 1958 to 1960 with only development work being done. The No. 2 tunnel was reopened and the No. 3 tunnel extended in 1961. The Texas occurrence produced 454 tonnes of ore in 1969. From this ore, 28,521 grams silver, 78 kilograms cadmium, 2893 kilograms lead and 11,269 kilograms zinc were recovered. Further work was done in 1970 consisting of surface exploration and diamond drilling totalling 500 metres in six drillholes. The downward extension of mineralization was proven for at least 60 metres.

Bibliography
EMPR AR 1896-581; 1900-982,988; 1904-191,199; *1926-263; *1933-209;
1958-45; 1959-67; 1960-75-76; 1961-76; 1969-A56
EMPR BC METAL MM01436
EMPR GEM 1969-331, Fig. 41, Table 12; 1970, pp. 455-456
EMPR LMP Fiche No. 61660
GSC MAP 1667
GSC MEM *173, Map 273A; *184, pp. 250-251
GSC OF 288; 432; 464
EMPR PFD 4243, 4244, 750706

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