Browse TRAIL Inventories

Investigation of the Toncrae-Howard copper deposits, Floyd County, Va.

Investigation of the Allah Cooper lead-zinc mine, Louisa County, Va.

Investigation of Vest nickel prospect, Floyd County, Va.

Investigation of Valzinco lead-zinc mine, Spotsylvania County, Va.

Investigation of the White zinc-lead deposit, Lafayette County, Wis.

Investigation of Scallon-Todd lease, Aitkin County, Minn.

Shallow lead diggings, Grant and Lafayette Counties, Wis.

Lightweight aggregates :expansion properties of clays, shales, and argillites of Minnesota


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