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S. R. MITCHELL & CO. PTY LTD


ALL
 ENGELHARD
 
is pleased to welcome visitors to our S. R. Mitchell & Company Definitive Page. While our focus is clearly Engelhard, we recognize that many Engelhard bullion collectors also collect other bars and ingots. As such, we appreciate the opportunity to present important bullion information and look forward to your thoughts and input!  

Stanley Robert Mitchell [1881-1963],mineralogist, metallurgist and businessman, established himself as a gold assayer in 1911.  He founded S. R. Mitchell & Co. Pty Ltd in the mid-1920’s and operated as a major refiner of precious metals.  The majority of ingots defined on this page are believed to have ben produced from 1970 through the early 1980’s.  


IMAGEWEIGHT
CLASS
OBVERSEREVERSECOMMENTARYSAMPLE
SERIAL
NUMBERS
ESTIMATED
MINTAGE
image009500g[9998 SILVER] [S.R. MITCHELL Diamond Hallmark] [S.R. MITCHELL AUST|PTY.LTD. REFINERS AUSTRALIA S•R•M EST. 1911] [Serial Number] [Weight Class]Cast Finish1st series 500g ingot produced by S.R. Mitchell Company.1872<500
image022500g[9998 SILVER] [S.R. MITCHELL Diamond Hallmark] [S.R. MITCHELL AUST|PTY.LTD. REFINERS AUSTRALIA S•R•M EST. 1911] [Carlisle Burbank Commodities Counterstamp] [Serial Number] [Weight Class]Cast Finish2nd series 500g ingot produced by S.R. Mitchell Company.  This ingot demonstrates a larger purity font and hallmark stamp.  It also includes the Carlisle Burbank Commodities counterstamp.5871<250
SRM 0.5 kg Serial 7692 1500g[9998 SILVER] [S.R. MITCHELL Diamond Hallmark] [S.R. MITCHELL AUST|PTY.LTD. REFINERS AUSTRALIA S•R•M EST. 1911] [Serial Number] [Weight Class]Cast Finish3rd series 500g ingot produced by S.R. Mitchell Company.  Similar to the above example, ingot demonstrates weight font and casting mould size variation.7692<500
image0351 KILO[Serial Number] [99•98] [Weight Class] [S.R. MITCHELL Diamond Hallmark] [S.R. MITCHELL AUST|PTY.LTD. REFINERS AUSTRALIA S•R•M EST. 1911]Cast Finish1st series 1 KILO class ingot produced by S.R. Mitchell Company, earliest known variety.4204<250
Unknown1 KILO[9998 SILVER] [S.R. MITCHELL Diamond Hallmark] [S.R. MITCHELL AUST|PTY.LTD. REFINERS AUSTRALIA S•R•M EST. 1911] [Serial Number] [Weight Class]Cast Finish2nd series 1 KILO class ingot produced by S.R. Mitchell Company.2108
3055
4412
5089
5874
<2,000
Screen Shot 2017-03-14 at 8.53.03 AM1 KILO[9998 SILVER] [S.R. MITCHELL Diamond Hallmark] [S.R. MITCHELL AUST|PTY.LTD. REFINERS AUSTRALIA S•R•M EST. 1911] [SCCC Counterstamp] [Serial Number] [Weight Class]Cast Finish2nd series 1 KILO class ingot producedyby S.R. Mitchell Company.  This ingot demonstrates the SCCA counterstamp on the obverse.  Additional information regarding the SCCC Southern Cross Coins and Commodities counterstamp may be found at this LINK.1238
2489
2758
3987
4557
4560

<2,500
mitchell_bar1__10818_zoom1 KILO[9998 SILVER] [S.R. MITCHELL Diamond Hallmark] [S.R. MITCHELL AUST|PTY.LTD. REFINERS AUSTRALIA S•R•M EST. 1911] [QLD Silver Reclamation Counterstamp] [Serial Number] [Weight Class]Cast Finish2nd series 1 KILO class ingot produced by S.R. Mitchell Company.  This ingot demonstrates the Queensland Silver Reclamation counterstamp on the obverse.A2846
A2868
<250
image0241 KILO[9998 SILVER] [S.R. MITCHELL Diamond Hallmark] [S.R. MITCHELL AUST|PTY.LTD. REFINERS AUSTRALIA S•R•M EST. 1911] [Circular ABC Counterstamp] [Serial Number] [Weight Class]Cast Finish3rd series 1 KILO class ingot produced by S.R. Mitchell Company.  This ingot demonstrates the Australia Bullion Company PTY LTD counterstamp on the obverse.8407
8497
<100
Screen Shot 2017-03-14 at 8.53.18 AM1 KILO[9998 SILVER] [S.R. MITCHELL Diamond Hallmark] [S.R. MITCHELL AUST|PTY.LTD. REFINERS AUSTRALIA S•R•M EST. 1911] [SCCC Counterstamp] [Serial Number] [Weight Class]Cast Finish4th series 1 KILO class ingot producedyby S.R. Mitchell Company.  This ingot demonstrates the SCCA counterstamp on the obverse.  This 4th series differes from our above examples in that it was produced in an even 1 KILO weight class.  We believe this brief serial number run was backfilled from previously unassigned numbers.  Additional information regarding the SCCC Southern Cross Coins and Commodities counterstamp may be found at this LINK.0430
0431
<250