 | | Report (issue) | | D O R E DEPOSITS OF THE ALMA DISTRICT PARK COUNTY, COLORADO BY HORACE B. PATTON ARTHUR J. HOSKIN...Biotite-Muscovite Schist 39 Type b, Spotted Biotite-Hornblende Schist 39 Type c, Biotite-Muscovite-Sillimanite...surrounded by fringe of secondary quartz filled with muscovite scales; B, Enlarged portion of same 72 Plate IX...porphyry, showing alteration of plagioclase to muscovite. Mount Lincoln 76 Plate X.—Photomicrographs of...Mountain Figube 4.—A mining claim of odd shape Figube 5.—Idealized section along incline cross-cut in the |  | Hamblin, R. J. O., Crosby, A., Balson, P. S., Jones, S. M., Chadwick, R. A., Penn, I. E., Arthur, M. J. (1992) The geology of the English Channel. United Kingdom Offshore Regional Report. British Geological Survey | Report (issue) | | Bibliographic reference HAMBLIN, A, BALSON, PS, JONES, 5 M, CHADWICK, RA, PENN, I E, and ARTHUR, M J. 1992...Lmbrian 14 Cambrian 14 Ordc•vician 14 Sii uri.an 1 5 Devc,nian 15 Lo�rer Devonian 15 Mic�dle Dev,)nian...Beds and Oxford Clay 48 South of the Hampshire-Dieppe High 50 Hampshire-Dieppe High 50 Weald Basin 50 Corallian...Corallian Beds 50 South of the Hampshire-Dieppe High 51 Hampshire-Dieppe High 51 Weald Basin 51 Kimmeridge...Kimmeridge Clay 51 South of the Hampshire-Dieppe High 52 Hampshire-Dieppe High 52 Weald Basin 52 Portland and |
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