https://www.silveringotinfo.com/ 2026-04-22T10:33:19+00:00 https://www.silveringotinfo.com/ https://www.silveringotinfo.com/lib/exe/fetch.php?media=wiki:logo.png text/html 2021-08-05T11:22:24+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.silveringotinfo.com/doku.php?id=m:intro&rev=1628162544&do=diff The list of 'M' refiners/mints/hallmarks: * Mastiff Metals * Materion (to do) * M & B Mining (Omega) * MCR/Mehlos Refinery (to do) * MEE (to do) * Messers Manilal Chimanlal & Co. * Metalrex (to do) * Midas Metals (to do) * Midsouth Smelters * MMI (to do) * MMM (to do) * M/W. E. Mowrey (to do) * Montana Assay * Montana Gold and Silver Corporation * Monumental Mine * MSC (to do) text/html 2020-12-29T02:12:13+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.silveringotinfo.com/doku.php?id=m:mandbmining&rev=1609207933&do=diff Some speculation posted by idratherbstacking (William Silver on Facebook) about Omega bars and M & B mining and whether M&B mining really was the company that made the bars: Omega Company Name: M & B Refining. Commonly referred to as Omega. Company Location: Las Vegas, NV text/html 2021-05-04T23:12:37+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.silveringotinfo.com/doku.php?id=m:manilal&rev=1620169957&do=diff Company Name: Messers Manilal Chimanlal & Co. Company Location: Bombay, Maharashtra, India Company Information: Not much information is available on when exactly this company was established but there are a few sources stating that this company was publicly incorporated in 1955. Both Manilal and Chimanlal are popular last names in India so this business was probably started by people from both the Manilal and Chimanlal families. text/html 2019-02-02T13:49:29+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.silveringotinfo.com/doku.php?id=m:mastiff&rev=1549115369&do=diff Company Name: Mastiff Metals Company Location: Unknown (to be researched) Company Information: Unknown Known sizes: ~5 oz, ~10 oz, 100 oz Gallery: Obverse Reverse Additional Description 5 oz 10 oz 100 oz text/html 2019-02-02T13:49:53+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.silveringotinfo.com/doku.php?id=m:materion&rev=1549115393&do=diff Company Name: Materion (to be researched) Company Location: Unknown Company Information: Related to Academy Known sizes: Gallery: Obverse Reverse Additional Description need pics and descriptions need pics and descriptions need pics and descriptions text/html 2019-02-02T13:50:36+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.silveringotinfo.com/doku.php?id=m:mcr&rev=1549115436&do=diff Company Name: MCR was a division of Greb; Mehlos Refinery Company Location: Unknown (to be researched) Company Information: Unknown Known sizes: Gallery: Obverse Reverse Additional Description need pics and descriptions need pics and descriptions text/html 2019-02-02T13:51:46+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.silveringotinfo.com/doku.php?id=m:mee&rev=1549115506&do=diff Company Name: MEE (to be researched) Company Location: Unknown Company Information: Unknown Known sizes: Gallery: Obverse Reverse Additional Description need pics and descriptions need pics and descriptions need pics and descriptions text/html 2019-02-02T13:51:53+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.silveringotinfo.com/doku.php?id=m:metalrex&rev=1549115513&do=diff Company Name: Metalrex Company Location: Reno, Nevada Company Information: Unknown (to be researched) Known sizes: Gallery: Obverse Reverse Additional Description ~1 oz ~2.5 Nevada shaped bar ~5 oz Nevada shaped bar 3.67 oz circle text/html 2020-05-10T23:02:33+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.silveringotinfo.com/doku.php?id=m:mgsc&rev=1589151753&do=diff Company Name: Montana Gold and Silver, Inc Company Location: Registered in Helena, MT Company Information: Montana Gold and Silver, Inc was formed on May 19, 1959 in Helena, with a purpose listed as “MINING - General”. William L. Romine of 320 EAST SIXTH AVENUE, HELENA, Montana, 59601 is listed as the agent. Romine appears to have practiced law until 1994, when he was disbarred for attorney theft from client. Romine was the guardian for a client who died without a will, and appears to have … text/html 2019-02-02T13:52:06+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.silveringotinfo.com/doku.php?id=m:midas&rev=1549115526&do=diff Company Name: Midas Metals (to be researched) Company Location: Unknown Company Information: Unknown Known sizes: Gallery: Obverse Reverse Additional Description need pics and descriptions need pics and descriptions need pics and descriptions text/html 2019-02-02T13:52:13+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.silveringotinfo.com/doku.php?id=m:midsouth&rev=1549115533&do=diff Company Name: Mid South Refinery and Smelters Inc. Company Location: Brandon, MS Company Information: Unknown (to be researched) Known sizes: Gallery: Obverse Reverse Description need pics and descriptions text/html 2019-02-02T13:52:23+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.silveringotinfo.com/doku.php?id=m:mmi&rev=1549115543&do=diff Company Name: MMI (to be researched) Company Location: Unknown Company Information: Unknown Known sizes: Gallery: Obverse Reverse Additional Description need pics and descriptions need pics and descriptions need pics and descriptions text/html 2019-02-02T13:52:31+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.silveringotinfo.com/doku.php?id=m:mmm&rev=1549115551&do=diff Company Name: MMM (to be researched) Company Location: Unknown Company Information: Unknown Known sizes: Gallery: Obverse Reverse Additional Description need pics and descriptions need pics and descriptions need pics and descriptions text/html 2021-09-13T23:07:12+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.silveringotinfo.com/doku.php?id=m:montana&rev=1631574432&do=diff Company Name: Montana Assay Office Company Location: Portland, OR The Montana Assay Office in Portland, OR dates back to at least 1903, as evidenced in the ad below from the Oregon Daily Journal, Jan. 24, 1903: In later years, the Montana Assay Office was located at 610 S. W. Second Ave, Portland, OR: text/html 2021-08-05T22:46:01+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.silveringotinfo.com/doku.php?id=m:monumental&rev=1628203561&do=diff Company Name: Monumental Mine Company Location: Grant County, Oregon, in the Northeastern part of the state near Granite, at an elevation of about 6,700 feet. Company Information: Known sizes: Gallery: Obverse Reverse Additional Description text/html 2019-02-02T13:53:13+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.silveringotinfo.com/doku.php?id=m:mowrey&rev=1549115593&do=diff Company Name: WE Mowrey Company Location: Saint Paul, MN Company Information: Unknown (to be researched) Known sizes: Gallery: Obverse Reverse Additional Description need pics and descriptions need pics and descriptions need pics and descriptions text/html 2019-02-02T13:54:12+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.silveringotinfo.com/doku.php?id=m:msc&rev=1549115652&do=diff Company Name: MSC (to be researched) Company Location: Unknown Company Information: Unknown Known sizes: Gallery: Obverse Reverse Additional Description need pics and descriptions need pics and descriptions need pics and descriptions