The London Bullion Market Association
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| LBMA MARKET | CONTRACT TITLE & LINK | QUALITY | DELIVERABLE SHAPE | TRADING (T.U.) /DELIVERY (D.U.) UNIT | LOCATION(S) |
| LBMA | Gold | Minimum 999.5 parts per thousand gold fineness | Bars | T.U. 1 fine troy oz D.U. - one bar min 350 troy oz - max 430 troy oz) | Loco, London, England |
| Silver | Minimum fineness of 999.0 parts per thousand silver | Bars | T.U. - 1 troy oz. D.U. - Bar of min.750 troy oz. to max. 1,100 troy oz |