MINING NEWS

New Zealand Herald, Volume LXXIII, Issue 22497, 14 August 1936, Page 7

MINING NEWS

MARTHA OPERATIONS 53390 Z. FROM 18,769 TONS [by telegraph—OWN, correspondent] WAIHI, Thursday The following information has been cabled to the London office of the Martha Gold Mining Company (Waihi), Limited:—For the period ended August 1, comprising 22 crushing days, 18,769 tons of ore were crushed for a result of 5339 fine oz. of gold and 40,583 fine 0z.,0f silver. This includes 2339 tons mined from the Grand Junction area, which yielded 571 fine oz. of gold and 3373 fine oz. of silver. *J No. 2 Level.—Bell reef: We have driven to the west on this 40ft. The assay value for this distance is 24s a ton. The lode is about 2ift. wide. No. 7 Level.—North-west prospecting crosscut: From the north branch of the Martha lode it is out 46Sft. in grey andesite. No. 8 Level. —Edward lode crosscut: To the west at 550 ft. south on the vein at 140 ft. in we have driven to southwest 43ft., the assay value being 18s 3d a ton and the width about 3£ft. Junction No. 8 Level. — Royal lode: No. 4 winze was deepened a further 27ft. The assay value is 18s 6d a ton. We intend opening out at 61ft. down. YIELDS OF COMPANIES Nokomai (Central Otago). 18dwt. 12gr. This completes the last paddock and the total return received from an approximate area of oneseventh of an acre isi 3210z. lldwt. 12gr. This was recovered after 8* weeks' sluicing. Stafford (West Coast).—Week ended July 31: 370z. 14dwt. for 120 hours and 10,774 yards. TAVUA POWER PROGRESS The directors of Tavua Power Proprietary, Limited, report that the excavations at Tavua, Fiji, for the powerhouse and foundations for the compressor and generating sets have been completed, the steelwork of the powerhouse buildings has been erected, and the clothing of the buildings in asbestos sheeting is well in hand. They state that the air compressor and first generating set should arrive in Fiji about the middle of August. All other work incidental to t.bp power plant, is well uo to schedule date.

STAFFORD INVESTIGATION The directors of Stafford Gold Dredging, N.L. (West Coast), report that, owing to the low average recoveries obtained during recent months, and in view of the disclosed values from horing not being realised, they have decided to have made a thorough investigation and overhaul of the company's operations and plant. For this purpose operations would be temporarily suspended as from August 1. FIJI OPERATIONS Loloma (fortnight ended July 30).—Main shaft, N. drive, 100 ft level, winze at 05ft X. of main crosscut extended to 20ft. average assay last «ft 28dwt over width ."51 in. S. drive, 120 f- level, begun in crosscut at 17ft from plat, extended to 572 ft, average last GOft 42dwt over width OOin. Main adit, footwall S. drive off W. crosscnt at 38Sft in branch drive extended to noft, average last 4nft 27dwt over width 48in. Branch No. 2 winze begun at 32ft E. in crosscut at l«sft 8 ,i£f branch drive, and extended to Oft, average 17 v 3 dwt over width 54in No. 2 adit be:run 12ft S. of Xo. 8 she ft extended to 220 ft. average last 13ft tldwt over width I7in. No. 3 adit begun at Xo R shaft level, same level as Xo. 2 adit, driven toward Koroere boundary, extended to 218 ft. last 12ft in country rock. 8 drive at 140 ft extended to 100 ft, last 22ft traces over width 20in. Drive stopped. Xo. 8 shaft sunk to 60ft, last Ifift in formation, values low. Regent lode, begun shaft. Emperor (fortnight, ended July 2fl>.—Adit at 100 ft below surface: South drive at 550 ft advanced to 325 ft, average assay last 48ft 15dwt per ton. Winze in south drive at crosscut. 1 east sunk to 3ft, average TOdwt. North drive from internal shaft advanced to 124 ft. last 17ft 24dwt. West crosscut at 102 ft in above north drive advanced to 3«ft. low values. East crosscut advanced to 30ft, average lO'/dvt Crosscut south at 325 ft. from nortal of adit winze at 30ft in crosscut ad'■nnrod to 13ft low values, Crosscut north ■'t 150 ft advanced to 133 ft. average "Wlft to llOft 53dwt remainder at iHdwt.. Rise pf. in crosscut advanced to Bft average lOdwt. Regent lode: Bonth drive off adit at «>ft ndvunreH to 310 ft. last 40ft 4dwt.

REPORTS OF MANAGERS Biackwater (IJeefton).—Development worlc for July: No. 11 level, winze at 2000. This winze was sunk 3(ift, of which the last 2»>ft was on reef averaging ISin in width and 2.Sdwt in value. No. 1 2 level, winze at 2150: This winze was sunk 27ft during the month on reef averaging 1 Sin in width and 1-Idwt in value. No 12 level, winze at 2550: This winze was sunk \\%t\ on reef averaging 2-lin in width and lKdwt in value. No. IS level, north drive, was advanced 82ft on reef aver* mcrinsr 22in in width and sdwt in value. So. 1a level, south drive, was advanced T>-ft ■in reef averaginc 27in in width and ll%dwt in value over r».|ft. 12:n in width and .»dwfc in value over li'ft. and the remaining -""'ft was in blank No IK level. rise ut 2.V»0. was advanced tifi on reef averaging 2f)in in vidth and l.Vlwt in value and holed through No ia level, rise at 2l*>o. was advanced l c ft on reef of an average width of 27m and M'idwt in value.