1、VISUAL GUIDE REVIEW2025 Assaying&Refining ConferenceNeil Harby,Chief Technical OfficerWHY IS GOOD DELIVERY IMPORTANT?Ensures that Ensures that precious metals precious metals traded in the Loco traded in the Loco London Market London Market have exactly the have exactly the same specification.same s
2、pecification.Guarantees that only Guarantees that only bars meeting these bars meeting these specifications are specifications are traded,maintaining traded,maintaining consistency and consistency and reliability in reliability in transactions.transactions.Excludes other refined Excludes other refin
3、ed gold or silver products gold or silver products produced by accredited produced by accredited refiners from the scope refiners from the scope of the Good Delivery of the Good Delivery ListsListsLBMA set the stringent Good Delivery standards,trusted around the world,that enable the global trade in
4、 gold and silver bars.VISUAL GUIDELBMA values the appearance of Bars for technical reasons and as an indicator of quality control.Poor Bar appearance may suggest lower standards in refining or assaying2025Visual GuideWHAT DOES THE VISUAL GUIDE COVER?It includes a sample of images submitted by vaults
5、,categorising defects such as shapes and dimensions,surfaces,markings,and edgesIt aims to illustrate,describe,and explain the origin of defects and indicate what makes them acceptable or unacceptableGOLD DEFECTSBar DeformationBar DeformationBars can suffer physical deformations during transport and
6、handling or even during marking.But unless this affects the bars ability to be safely handled and stacked,it will not make it unacceptable.Curved SurfacesCurved SurfacesWhere one or more of the bars surfaces is curved,especially when the bottom surface is affected,thus compromising the ability of th