The Worl d Copper Factbook 2019 International Copper Study Group 7 So u t h Am e r i c a 39 Ce n t r a l Am er i c a an d th e C a r i bbe a n 2 No r t h Am e r i c a 23 No r t h e as t As i a 0 No r t h Ce n t r a l As i a 8 So u t h Ce n t r a l As i a an d I ndo c h i n a 3 S o ut he a s t As i a Ar c h i p e l a g o s 6 Au s t r a l i a 1 Ea s t e r n Eu r o p e an d S o ut hw e s t e r n As i a 6 We st e r n Eu r o p e 4 Af r i ca an d th e Mi ddl e Ea s t 8 A I d en t i f i ed C o ppe r Re s o u r c e s 1 So u t h Am er i c a 21 Ce n t r a l Am er i c a an d th e Ca r i bb e a n 5 No r t h Am e r i c a 13 No r t h e as t As i a 7 No r t h Ce n t r a l As i a 14 So u t h Ce nt r a l As i a an d I ndoc h i n a 15 S o ut he a s t As i a Ar ch i p el a g o s 9 Au s t r a l i a 1 Ea s t e r n Eu r o p e an d S o ut hw e s t e r n As i a 7 We st e r n Eu r o p e 3 Af r i c a an d th e Mi ddl e Ea s t 5 B U n d i s c o v er ed C o ppe r Re s o u r c e s Global Distribution of Identified an d Undiscovered Copper Resources in Porph y ry and Sediment hosted St r a t a bo und Copper Deposits 1 1 Undi sc overed Copper Re s o urce s A Gl obal Ass e ssm ent April 2014 P r esentati on at ICSG m eeti n g Lisbon by Mrs Jane M Ham m arst rom USG S Global Mi n e r a l Re source Asses s ment Team 2 Supporting studies including documentation of the ass e ss me nt methodology and de scriptions of individual tracts are available on the USGS Mineral Re s o urce s Prog ram We b site at httpminerals usgsgovg lobal In 2013 the US Geological Survey U S G S complete d a geology based cooperative international assess ment of c o pper resources of the world 2 The US GS assessed und iscovered copper in two dep o sit ty pes that accou n t for about 80 of the worlds copper su pply Porphy ry copp er dep o sit s accou n t for about 60 of the wor l d s copper In porp hyry copper de posits copper or e min e rals are dissemina ted in igneous intrusions S e dime nt hosted stratabound copp e r deposits in which copp er is concentrated in layers in sedi menta r y rocks account for abo u t 20 of th e worlds ide n tified cop p e r Th e mean undiscovere d totals for por phyry and sediment hoste d de posits are 3100 and 40 0 Mt respectively re su lt in g in a global total of 3500 Mt of copp er With identified copp er resources cur r ently estima ted at 2100 Mt total cop p er resources u ndiscovere d identified are estimated at 5600 Mt