==Base metals==
* [[Iron lump]]([[:Category:Iron products|list of products]])* [[Copper lump]]([[:Category:Copper products|list of products]])* [[Silver lump]]([[:Category:Silver products|list of products]])* [[Gold lump]]([[:Category:Gold products|list of products]])* [[Tin lump]]([[:Category:Tin products|list of products]])* [[Zinc lump]]([[:Category:Zinc products|list of products]])* [[Lead lump]]([[:Category:Lead products|list of products]])
==Lumps from [[metallurgy]]==
* [[Steel lump]]([[:Category:Steel products|list of products]])* [[Brass lump]]([[:Category:Brass products|list of products]])* [[Bronze lump]]([[:Category:Bronze products|list of products]])
[[Category:Lumps]]