https://www.silveringotinfo.com/ 2026-04-14T22:08:29+00:00 https://www.silveringotinfo.com/ https://www.silveringotinfo.com/lib/exe/fetch.php?media=wiki:logo.png text/html 2019-04-17T21:45:30+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.silveringotinfo.com/doku.php?id=g:ga&rev=1555537530&do=diff Company Name: Golden Analytical Company Location: Golden, CO Company Information: Unknown (to be researched) Known sizes: Gallery: Obverse Reverse Description 10 oz “D” example 10 oz no serial example text/html 2019-03-19T00:10:26+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.silveringotinfo.com/doku.php?id=g:gateway&rev=1552954226&do=diff Company Name: Gateway Metals, Inc. Company Location: Pittsburgh, PA Company Information: Unknown 100 oz bar with original receipt: Known sizes: 5 oz, 10 oz, 10 oz oval, 100 oz Gallery: Obverse Reverse Additional Description 5 oz text/html 2020-12-22T20:28:36+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.silveringotinfo.com/doku.php?id=g:gcc&rev=1608668916&do=diff Company Name: Gumer Coin Company (GCC) Company Location: 225 South Hurstbourne Parkway Louisville, Kentucky 40222-4929 United States Company Information: Started in 1971 by Bruce J. Gumer and incorporated in 1980. Eventually the company expanded into fine jewelry becoming Gumer and Company Jewelry which is still active today. text/html 2020-09-03T16:45:30+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.silveringotinfo.com/doku.php?id=g:gdc&rev=1599151530&do=diff Company Name: Gila Development Company Company Location: Tempe, AZ Company Information - Edited quote from a highly respected collector: Gila Development Company (GDC), established in 1916 out of Tempe Arizona, is known more widely for its copper ore mining, silver of course a byproduct of such. Long since disappeared, these 1970's ingots remain as a reminder of what was once a flourishing mining district, like so many others, that is no longer in operation. [End] text/html 2018-12-23T16:31:30+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.silveringotinfo.com/doku.php?id=g:gdm&rev=1545582690&do=diff Company Name: Gold Field Deep Mines Company of Nevada Company Location: Nevada Company Information: Under this name, the company seems to have been in business starting in 1920 in Nevada as a precious metals and minerals mining company, then stopped operating mines and started selling land and claims from 1959-1972, before resuming mining operations. The GDM pieces pictured below were likely produced sometime between 1977-1981 as presentation pieces to lure investors into an ore purchase pro… text/html 2019-02-02T13:25:44+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.silveringotinfo.com/doku.php?id=g:goldeneagle&rev=1549113944&do=diff Company Name: Golden Eagle Refineries, Inc. Company Location: Miami, FL Company Information: Unknown (to be researched) Known sizes: 10 oz Gallery: Obverse Reverse Additional Description need pics and descriptions need pics and descriptions text/html 2019-01-27T22:10:50+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.silveringotinfo.com/doku.php?id=g:greatamerican&rev=1548627050&do=diff Company Name: Great American Silver Corporation Company Location: Atlanta, Georgia Company Information: Unknown (to be researched) Known sizes: 5, 10, 25, 50, 100 Gallery: Obverse Reverse Additional Description 5 oz 5 oz text/html 2019-02-02T13:26:13+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.silveringotinfo.com/doku.php?id=g:greatwestern&rev=1549113973&do=diff Company Name: Great Western Coin and Bullion 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 2019-02-02T13:27:09+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.silveringotinfo.com/doku.php?id=g:greenvalley&rev=1549114029&do=diff Company Name: Green Valley (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 2020-12-22T19:37:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.silveringotinfo.com/doku.php?id=g:intro&rev=1608665830&do=diff The list of 'G' refiners/mints/hallmarks: * GA/Golden Analytical (to do) * Gateway (to do) * GDC * GCC * Golden Eagle Refineries, Inc. (to do) * GDM/Goldfield Deep Mines (Nevada) * Great American Silver Corp. (AG) * Great Western Coin and Bullion (to do) * Green Valley (to do) text/html 2018-12-08T20:03:33+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.silveringotinfo.com/doku.php?id=g:sidebar&rev=1544299413&do=diff General * Introduction * Contributing * Goals of Website * DokuWiki Syntax * Hallmark Reference * New Page Template Refiners, etc. * A * B * C * D * E * F * G * H * I * J * K * L * M * N * O * P * Q * R * S * T * U * V * W * X * Y * Z