"Ennerdale Intrusion, microdiorite [Obsolete: use ENIN]"@en . . . "Ennerdale Intrusion, microdiorite [Obsolete: use ENIN]"@en . . "Ennerdale Intrusion"@en . . . . "ENNR"@en . "archaic"@en . . "Obsolete name. Igneous intrusive bedrock. Occurs onshore. Emplaced during the Ordovician Period (486.9-443.1 Ma BP)."@en . . "[Obsolete: use ENIN]"@en . "443.1"^^ . "486.9"^^ .