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Publication Extents

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Geology of the Ar Rahail ancient gold mine, Kingdom of Saudi Arabia
Willis H. White, Rashid M. Samater, Jeff L. Doebrich
1987, Open-File Report 88-26
The Ar Rahail ancient gold mine is a collection of ancient workings in metasedimentary rocks of the Murdama Group adjacent to, and above the flanks of the Rahail stock. Injection of mafic dikes of regional origin was followed by emplacement of the Rahail stock, which consisted of early dikes of...
About GSMAP and GSDRAW
R. B. Taylor, G.I. Selner
1987, Open-File Report 87-496-E
The documentation for GSMAP and GSDRAW attempts a systematic description of these programs. This text is a supplement providing ideas developed during use of the programs and answering some of the common questions asked by new users at training sessions.The first sections of this text are written for new users...