RF2D8WDWP–Small 'winze' or climbing shaft, with waste rock ('deads') stacked above it in the Lower Bung Series of Speedwell Cavern, Castleton.
RF2J0JMB8–View from an inclined rock window in a former winze towards lake in Malá Amerika ('Little America'), abandoned limestone quarry in Czech Karst.
RMG3874T–Winze-shaft, or 'sinking' in a Cornish tin mine Date: 1869
RM2JRC0P2–Motor car, 1900-1910, New Zealand, by Albert Winzenberg.
RMAY3K17–Tin Mining Cornwall 1869
RMPDRKGY–105 Queensland State Archives 2250 Four miners at head of winze Columbia and Smithfield at Gympie Goldfield 775 feet level c 1897
RF360°PN5H0B–Larkspur Mine - upper adit winze
RM2WTK4E5–Gelatin silver print - No. 1 winze, 1,200-foot level station at the Lamaque mine, Val d'Or, Quebec, about 1935
RMA5NNFK–Ruby Mining
RM2AG8RX7–. Appendix to the Journals of the Senate and Assembly of the ... session of the Legislature of the State of California. alclaims were located in 1905. The country rock is mostly serpentineAvith dikes of porphyritic diorite and granodiorite. The ores consist ofchalcopyrite, chalcocite, cuprite, and free copper. The strike is north-west and southeast and the dip 45° to the northeast. The undergroundworkings consist of three crosscut tunnels, 25, 100 and 700 feet, respec-tively. There are 750 feet of drifts, 20 feet of winze and 210 feet ofraise. Assessment work only is being done and no ore has
RF2D8WE1W–Natural cave passage modified by lead miners to create an access-way to extract ore, in the Lower Bung Series of Speedwell Cavern, Castleton.
RM2AKHY68–The complete works of Robert Burns: containing his poems, songs, and correspondence . -oak. For some black, grousome carlin;An loot a winze, an drew a stroke, Till skin in blypes cam haurlin Afis nieves that night. A wanton widow Leezie was. As canty as a kittlin;But, och! that night, amang the shaws, She got a fearfu settlin!She thro the whins, an by the cairn. An owre the hill gaed scrievin. that the being about to appear may shut the doors anddo you some mischief. Then take that instrument usedin winnowing the corn, which, in our country dialect, wecall a wecht; and go through all the attit
RF2D8WDK8–Natural cave passage modified by lead miners to create an access-way to extract ore, in the Lower Bung Series of Speedwell Cavern, Castleton.
RF360°PKBEEB–CRREL Permafrost Tunnel 5m into winze
RMA5NNHP–Ruby Mining
RM2AXF0DG–Principles of mining : valuation, organization and administration; copper, gold, lead, silver, tin and zinc . d be most difficult to in-troduce, and to support the walls with waste and stulls wouldbe even more troublesome. Any waste broken must needs bethrown up to the level above or be stored upon specially builtstages — again a costly proceeding. A further drawback lies in the fact that the broken ore 98 PRINCIPLES OF MINING. follows down the face of the stope, and must be shoveled offeach Ijench. It thus all arrives at a single point, — the winze,— and must be drawn from a single ore-pass i
RF2CFT29T–Small climbing shaft with packwalls of waste rock above in the Lower Bung Series of Speedwell Cavern, Castleton.
RF360°PKBEEP–CRREL Permafrost Tunnel 21m into winze
RMA5NNHG–Ruby Mining
RM2AKJNB0–California mines and minerals . record as a steady bullion-producer in thepast, having given more encouragement to the systematic prospect-ing of the mineral belt west of the Mother Lode in this part than anyother mine on that belt, is the Boulder Mine, owned by Wilman Bro-thers. The Boulder is situated on Webber Creek, near its junctionwith the South Fork of the American River, about twelve miles westof Placerville. The mine is worked from tunnels driven into the sideof the mountain, and by a winze from the lowest tunnel level, 600feet in depth. The mine is equipped with a splendid twenty-sta
RF2D8WDD6–Low natural cave passage modified by lead miners to create an access-way to extract ore, in the Lower Bung Series of Speedwell Cavern, Castleton.
RF360°PKBEEY–CRREL Permafrost Tunnel 45 meters into winze
RMA5NNCR–Ruby Mining
RM2AFRME5–. Appendix to the Journals of the Senate and Assembly of the ... session of the Legislature of the State of California. centrate. An upper adit 700 feetlong is connected with the lower. On the opposite side of the river on same level as the lower adit, aftadit runs southwest 400 feet, with a winze 50 feet deep about midwayof it, and 30 feet of drifting from the bottom of winze is claimed to bein ore three feet wide. There is an old mill of four stamps, a ball mill, and old concentratoron the property. Springer Consolidated Mine. Owner, Springer Consolidated MiningCompany, Box CC, Tonopah, Neva
RF2D8WD6H–Large chamber by the streamway leading into a complex of interconnected lead mine workings in the Lower Bung Series of Speedwell Cavern, Castleton.
RF2D8PFFE–Large natural vein-cavity cave chamber half-filled with dry sediment, stabilised with miners' pickwork in Speedwell Cavern in Castleton, Derbyshire.
RF360°PKBEEM–CRREL Permafrost Tunnel 15 meters into winze
RMA5NNJM–Ruby Mining
RM2AJ41R9–Mineral resources . nsists of an impregnation highlypyritised, which at surface forms strong irony outcrop. In the vertical shaft the impregnated belt was cut at 20 feet, andpassed through at 147 feet. From the 203-feet level a crosscut reachedthe footwall boundary of the mass in 62 feet, and was continued acrossit diagonally for 46 feet without reaching hanging-wall boundary.From this point a winze was down 45 feet (in October, 1907), whereat bottom nearly pure iron pyrites was making. The crosscut at 203-feet level in the impregnated zone passedthrough thin veins and finely-disseminated pyri
RF2D8PET2–A part-flooded natural cave chamber with a lead miners' tunnel blasted at the far end, in Speedwell Cavern in Castleton, Derbyshire.
RF360°PKBEEN–CRREL Permafrost Tunnel 25 meters into winze
RMA5NNHK–Ruby Mining
RM2AG1640–. Ontario Sessional Papers, 1897-98, No.33-66. nze connecting these levels. Thefourth and fifth levels have been connectedby a winze 35 feet south of the shaft. Fifteenfeet below the fourth level in this winze adrift has been run south 25 feet. The fifthlevel has been driven north 35 feet, and isbeing continued. Ten feet north of theshaft in this level a sump has been made.The new hoisting and air compressing plantsare in operation, and the skip-ioad has beenconstiucted to the fifth level. The new 75horse power double-drum bolster is in opera-tion, and the inclined tramway has been builtto the
RF2D8PF11–Large natural vein-cavity cave chamber with miners' wooden stemples still in the roof from the 1770s in Speedwell Cavern in Castleton, Derbyshire.
RF360°PKBEEW–CRREL Permafrost Tunnel 41 meters into winze
RMA5NNDT–Ruby Mining
RM2AJ60C9–The quicksilver resources of California . -; then comes about 4 feet of more or less decomposedserpentine, and then the serpentine hanging wall. The footwall is probably serpentine, but has not been uncovered. [SeeFig. 7.] A lower tunnel, 65 feet below the open cut, 80 feet 52 QUICKSILVER RESOURCES OF CALIFORNIA. long, has a long stope 40 feet high to the surface and at thebreast a winze 16 feet deep; both on the same seam, whichhere has a metal-carrying zone 3 feet wide, showing no nativemercury. [See Fig. 8.] A very crooked crosscut tunnel, 60feet lower down the hillside, has not reached the
RF2D8PEND–A part-flooded natural cave chamber with two lead miners' tunnels blasted at the far end in Speedwell Cavern in Castleton, Derbyshire.
RF2CFT1MM–Excavated mineral in a pipe deposit with miners' pickwork in an old lead mine in Derbyshire
RF360°PKBEEX–CRREL Permafrost Tunnel 70 meters into winze
RMA5NNJR–Ruby Mining
RM2AGANF3–. Appendix to the Journals of the Senate and Assembly of the ... session of the Legislature of the State of California. winze 200 feet deep in north drift. Idle. Mrs. Julia Sargent, ofJackson, owner. Seaton Mine (quartz). It is 1 mile east of Drytown. The vein isdistinguished hy a ma.«sive outcrop of quartz, occurring on the contactbetween the Mariposa slates on the west and diabase on the east. Thereis a shaft sunk on the vein to a depth of 950 feet, on an angle of 65°.Idle. A. Hay ward Estate, of San Francisco, owner. Shenandoah (Easton) Mine (quartz). It is 1^ miles northeast ofPlymouth. A
RF360°PKBEF1–CRREL Permafrost Tunnel 50 meter into winze
RMA5NNEP–Ruby Mining
RM2AKN8K9–California mines and minerals . i • ^i • 1 — S r-— ^Y^ r,ovtji ^ ^ < The hangers are left in place until two or three sets are put inbelow, and then removed to be used again. Skip guides of six by sixOregon pine are fastened to the end pieces and center braces bymeans of lag screws, with the heads sunk into the guide, so as toprevent the shoe on the skip catching on them. The shaft is linedwith two-inch plank, in twelve-foot lengths, behind the wall plates andend pieces. 102 CALIFORNIA MINES AND MINERALS A cheaper form of timberino; used in the inclined winze in theStickle Mine is sho
RF360°PKBEET–CRREL Permafrost Tunnel 40 meters in winze
RMA5NNFG–Ruby Mining
RM2AKWDAJ–Mining review . MARTINS QUARRY.. Photos, by Government Geologist.BANGOR QUARRY. Faces page 32.] 33 about 45ft. S. from No. 1, has been sunk 18ft. vertically. At that depth it holedthrough to the back of the S. drive. Over the drive between the two shafts a fairamount of stoping has been done in a ferruginous ore body 3ft. to 6ft. wide, carryinggold. Several parcels of ore taken from the workings have been treated atthe Government Cyanide Works, Petersburg, yielding from 14dwts. to 15dwts.of gold per ton. At a point 43ft. in the S. drive a winze is in progress, and is down17ft. The ore-bearing
RF360°PKBEER–CRREL Permafrost Tunnel 35 meters in winze
RMA5NNGP–Ruby Mining
RM2AKJGYB–Report of the State Mineralogist . nel 800 feet to vein, with drift south 900 feeton vein. Then winze sunk from this level (7th level) to the 1000-footlevel. The ore that averages 15 to 20% lead, and 6 to 10 ozs. silver,shipped to smelter of American Smelting and Refining Company, Gar-field. Utah. Ore running from 3 to 6 ozs. silver and 5% lead goes to INYO COUNTY. 287 concentration plant at Tecopa. All mining is done by hand. Fifteenmen employed. Adjoins the Noonday Mine, owned and operated bythe same company. Owners, Tecopa Consolidated Mining Company, L. D. Godschall, vicepresident and gene
RF360°PMXX9J–Miller Gulch mine - upper adit [1]
RMA5NNHX–Ruby Mining
RM2AJ4413–Mineral resources . ive copper. At 170 feet copper and iron pyrites occur in soft slate;signs of enrichment visible in the black powdery subsulphide coating, chalco-pyrite. The gross weight of ore despatched by the discoverer totalled 63^4 tons,and returned an average of 28 per cent, of copper. About 17 tons of dressed ore at mine about 10 per cent, grade, seconds2 to 3 per cent. In 1909 development work was carried on, but owing to the great influxof water while sinking a winze work was temporarily discontinued. About46 tons of ore were disposed of to the Great Cobar, Limited, from which 4%to
RF360°PN5GE6–Post Mountain Mine [1]
RMA5NNDK–Ruby Mining
RM2AGAFNE–. Appendix to the Journals of the Senate and Assembly of the ... session of the Legislature of the State of California. with an average value of $3.60 per ton. Workhas been opened up through two vertical shafts, main working shaftbeing the Cross shaft with a depth of 1470 feet; 1100 feet north ofCross shaft on 1400-foot level winze 700 feet deep to 2100-foot level; CALAVERAS COUNTY. Ill 1600-foot crosscut from 1500-foot level connects Utica workings withGold Cliff workings on 2400-foot level. The Stickles shaft, which hasa depth of 1000 feet, is used only for lowering timbers; also as ^nemerge
RM2AGAC3M–. Appendix to the Journals of the Senate and Assembly of the ... session of the Legislature of the State of California. y 100 feet, to the 700-foot level. Winze 200 feet deep on 700-footlevel north of shaft. Steam hoist and 20-stamp mill on the property.Idle. Andrew McCormick, of Stockton, owner. Green Mine (quartz). Located 3 miles northeast of Confidence, onridge north of the north fork of the Tuolumne River. The strike ofvein is north and south, dip 30° E., in granodiorite. There is a shaft400 feet deep on vein. Steam hoist and 10-stamp mill on property.Idle. Thos. Magee & Sons., of San Fra
RM2AFNTH1–. The copper resources of California. n Jose has a cross-cut tunnel 170 feet long. Threewinzes from this tunnel, respectively 40, 80, and 115 feetdeep, show an ore shoot 65 feet long and 4 feet wide. The115-foot winze shows good ore from top to bottom. The oreat the bottom is ^% feet wide. The hanging and foot wallsappear to be about 700 feet apart; for that distance the samevein formation of meta-diabase (schistose rock and talcose.schist), ironstone, and quartz appear, as in other places. The Stonewall Jackson shows on the surface croppings of MARIPOSA COUNTY—COPPER CLAIMS. 209 quartz carn-i
RF360°PN5GF1–Houghton Mine - 1000 level stope & raise top
RMA5NNEW–Ruby Mining
RM2AKJEK9–Report of the State Mineralogist . About 600 feet south of shafton this level, a winze has been sunk on incline to depth of 250 feet. Atdepth of 200 feet in this winze ore was cut off by fault slip, which dips45 degrees west. This ore body has recently been picked up about 50feet above this level. Ore reported to carry high silver and lead values.Ore hoisted from winze by 15-h.p. gas engine, then trammed to ore pocketin main shaft on tunnel level. Hoisted by 20-h.p. gas engine. Orecarrying values of 8 to 10 ozs. silver and 15 to 20% lead shipped toAmerican Smelting and Refining Companys Smelte
RM2AWDM1W–Bulletin . winze to the chuteon #10 level. It was stated that the dump ore cost 85^ per ton placedin #10 level chute. One shift (day) only was worked here. This out-side ore supply will continue to be drawn upon except during wintermonths, when two shifts will be worked underground. An aerial tram-way 3500 long is being installed between #5 level and the furnace 8—38540 114 CALIFORNIA STATE MINING BUREAT. terminal of the San Carlos tram, being of the same type and size ofbuckets as the San Carlos installation. AVith this tramway in oper-ation, this surface ore will be moved at even a cheaper c
RM2AKBPE9–Canadian mining journal July-December 1915 . ted Reserve to Ore in Sight by DiamondCore Drilling. HE mine manager can bore several diamond drillboles for the expense of a single drift, winze or raise. He can change estimated reserve to u ore insight by consistent diamond drilling—thus placingthe financial status of the property on a firmer basis.He can control the direction and amount of develop-ment without unproductive labor or expense. A prime consideration in consistent, accurate Sullivan S Diamond Drill at work underground, rliorvinnrl A vi 11 ii r> cr ioin a Cobalt, Ontario, silver mi
RM2AGAHD2–. Appendix to the Journals of the Senate and Assembly of the ... session of the Legislature of the State of California. e ofgreat length, varying in width from a few inches to 20 feet. The veinis usually of a banded structure and exhibits a branching tendencywith many spurs running into the hanging-wall. Main shaft sunk inhanging-wall slates 2400 feet vertical, cutting vein at 1200-foot level,and the footwall of vein at 1245 feet. Winze 450 feet south of mainshaft on 2400-foot level, having a depth of 450 feet. CALAVERAS COUNTY. 85 Equipment: 118-foot steel head-frame, three 80 h.p. horizontal
RM2AKJ3N8–Report of the State Mineralogist . floor of the north3500-ft. drift a depth of 105 ft. and a level driven at a depth of 85ft. For 50 feet north of winze and 80 feet south of it, this level wasin $20 ore or better. This shoot was 1 to 2 feet wide on the 3425 level;7 feet wide on the 3500 level and 14 feet wide on the winze level, 410 MINES AND MINERAL RESOURCES. but widened to 21 feet and improved in grade north of the winze.Other possible oreshoots were indicated but not explored on both foot-wall and hanging Avail. During 1919 there was heavy expense onaccount of repairing pumps, shaft, drift
RM2AM37KT–S.Amining and engineering journal . e drive west from No. .3 W. winze is nowjust opposite No. 4 shaft. There is some ore in the face andthe Average value will be about 10 per cent, over 5 feet..t the eighth level in a winze from No. 6 W. cross-cut at.) feet down there is some pyritic ore showing the averagevalue being 1.) per cent, over Ft feet width. In the footwallportion to the east the raise is up 27 feet and the winze down24 feet. There is a little reef showing in the raise at 2> feet,the value being 102 per cent, over r> feet width. In thewinze at 10 feet and 15 feet depth the val
RM2CJ4PCE–. Transactions and proceedings of the New Zealand Institute . r 1 oz. per ton, while at the foot of the winze theassay value is uniformly over 1 oz., and rich specimen-stone, particularlythe brecciated variety, may be picked up showing much coarse gold. Itis peculiar also that at this point the gold is often dark in colour andrusty. At No. 3 level, below it, and for some distance above it, the gold is prettyevenly distributed across the vein. Rising to No. 2 level, a barren blockof glassy quartz comes in, and the seamy gold-bearing quartz is pushedover to the two walls, and divided by clay par
RM2CJ3872–. Transactions . the blue limestone and spreads out on the contact. * This branch is probably related to the gray porphyry developed in a verticalwinze, 140 feet deep, in the Silver Cord Mine, 250 feet southeast of the Silver Cordshaft. The collar of the winze is 50 feet below the vein. This body of gray por-phyry does not rise into the white porphyry, and does not appear in the limestoneat this elevation immediately north or south of this point. 188 SULPHIDE-DEPOSIT OF SOUTH IRON HILL, LEADVILLE, COL. It forms the hanging wall of the vein throughout the south end ofthe Lime claim, Smuggler Co
RM2CJ4R2C–. Transactions and proceedings of the New Zealand Institute . all closed down. (7.) The Barewood Claim. This is the best-known vein in the Taieri Gorge district, which includesseveral veins prospected at Hindon, Matarae, and elsewhere. The country rock is a quartz-mica-schist, lying almost horizontally.The vein strikes north-west and south-east, and dips north-east at an angleof about 60°. It is worked by an underlay shaft, which cuts the vein at adepth of 130 ft. At 180 ft. and 240 ft. crosscuts open up Nos. 2 and 3 levels,while a winze from No. 3 level has been sunk for a further distance of
RM2CEJX2R–. Ontario Sessional Papers, 1914, No.3-9. een sunk to the 400-ft. level, and the main vein is to be exploredat this depth. Princess mine.—More development work was done on this claim than on any of theothers, and resulted in the finding of four veins. A winze was sunk on No. 7 vein from the third, or 185-ft. level, down to the Keewatincontact, and the fourth level was driven at a depth of 225 feet. Some drifting was doneon the Cobalt lake fault on the third level, but no more favorable results were obtainedhere than at the La Rose. The Princess claim contains but seventeen acres, and has been
RM2CE5YF4–. The Yukon Territory, its history and resources . s a tunnel of about 90 feet on the vein,and from this a winze of about 80 feet, and a drift of 110feet on the vein. This claim forms part of what is known asthe Big Thing Group. There have been considerable open-cutting and stripping as well as tunnelling on the other claimsof the group. Fifty tons of ore were shipped to Tacoma, and the returnshowed an average of $47 per ton. Little Johnnie. One open-cut 25 feet and about 75 feet of stripping. Alsoone open-cut of 60 feet exposing Montana vein. Thistle Group. Thistle.—One shaft about 53 feet de
RM2CDC0GY–. The sampling and estimation of ore in a mine . s indicated in thesection. Moreover, the raise at H is going up in good ore,and the drift (at M) is proceeding in ore of an averagetenor; in short, the evidence proves that the ore-body ispersisting downward with a pitch to the east, similar toits behavior in the upper workings. No winze has beensunk below AD. At E there is a hole about 5 ft. deep,which, according to the statement of the superintendent,is being used as a sump to catch the drippings from thestopes and thus prevent the water running down the shaft.A small pump at A sends this wate
RM2CE7A2A–. Mining and Scientific Press . have I made and drlvinj of the transportation turned la proceedingfrom nine headings. Connectlona have greatly Improved ventilation and facilitated more rapid work. The i stock R< liance Co reporta development of a vein of Bhlppingore for 100 ft. The vein ranges from two to three feetvide with gold predominating. Where the lode is inter-sected by a cross-vein, l- to 18 In. wide, a winze is b sunk. The clean-up of the Mexican mill tor the Aral hall of July yielded $14. in silver-gold bullion. The bullion was extracted from ores coming from the Consolidated Vir
RM2CDM8GB–. Annual report . rkings are alongthe centre line of mining claims R S C 90 and 91. 184 Bureau of Mines No. 4 The rock containing the silver-bearing veins is quartz diabase, which rises as asill from the east at about 30°. Two hundred feet east of the main workings is anoutcropping of Keewatin greenstone which overlies the sill. The property has been developed from two shafts. No. 1 down 100 feet and Xo. 2to the 200-foot level. When visited in October, 1912, the deepest workings were onthe 300-foot level, where a 50-foot winze had been sunk to the south of No. 2 shaftfrom the 250-foot level. T
RM2CEJTB3–. Ontario Sessional Papers, 1914, No.3-9. To storage ^^J^;^:,^^,,^ Flow Sheet of McIntyre^Porcupine Mill. Numbers Before Arrows Denote Relative Solution to Ore Bureau of Mii. No. 4 1914 Mines of Ontario 163 Hollinger Reserve Active development work has been carried on at the property of the Hollinger ReserveMining Company in Ogden township during 1913, consisting of the following: cross-cutting, 210 feet on the 100-ft. level, and 187 feet on the 200-ft.; drifting 150 feet on the100-ft. level, and 1,200 feet on the 200-ft.; a winze sunlc 118 feet from the 200-ft. level;300 feet of drifting on t
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