369 resultados para abandoned mine lands


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Bibliography: p. 15-16.

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"March, 1955."

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Surface and airborne prospecting of the Ely Springs dolomite is recommended in this region, especially near silicified breccia pipes.

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Bibliography: p. 263-264.

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Description based on: Bulletin no 85; title from cover.

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Includes bibliographical references.

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USBM Working Fund Agreement HO133005.

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"Sequel to ... 'Architectural and historical sketches, chiefly Italian'."--Pref.

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1. Méthods générales d'analyse qualitative et quantitative.--t. 2. Métalloïdes.--t. 3-4 Métaux. Pt. 1-2.

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Field investigations and reports completed by the Missouri River Basin staff of the Bureau of Land Management, Area 3.

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"[Map supplements A-D. Region 3.]" (4 v. illus., maps (part col.)) issued in [1953]