 | | Report (issue) | | _ Mica mining ______________________________ _ Feldspar mining ___________________________ _ Mining methods...of Connecticut ___ _ Geology of the Middletown district ___________ _ Rock units ____________________________..._____ _ Feldspar deposits __________________________________ _ Kinds and grades of feldspar _____________________...Types of feldspar deposits ______________________ _ Applications of structural analysis of feldspar deposits...Androscoggin County ______________________ _ Berry feldspar quarry __________________ _ Cumberland County |  | | Report (issue) | | Quarry 74 Flat Shoals . . • . • • . . . 76 Granite-Gneiss . • . , • . . . • 77 Mrs. M. J. Hill's Property.... . So The H. W. Hill Property. So Other Outcrops of Gneiss . 8I The T. B. Tigner Quarry • . 82 Coweta...Quarry . • • • • . 9r Foliated Granite (Granite-Gneiss) • 94-96 Pike County . . . . . . . . . • . . •...Constitution Quarry 123 The Lithonia Area of Contorted Gneiss 125-143 The Rock-Chapel Mountain Quarries . 128...Briage Opening . . • . 152 The Loganville Granite-Gneiss Area . 153 The Rockmore Quarry . . . . 153 The |  | | Book (volume) | | is arguably the most important gem-pegmatite district in North America. Its wealth of tourmalines, morganites...Naturhistorisches Museum der Stadt Bern, Bern, Germany, 143 p. Vlasov, K. A., Kuz'menko, M. Z., and Es'kova...arranged alphabetically. Some minerals are listed by group (e.g. biotite, plagioclase) while some minerals...mine is usually omitted. Instead of Consolidated Feldspar quarry, Heal Granite quarry, or Sullivan Silver...Standpipe Hill quarry, Lower Tryon Mountain quarry, and Upper Colton Hill prospect. Many localities have multiple |  | | Report (issue) | | Jackson Rae Mine Blackburn Mine Bell graphite mine Feldspar quarry Peerless (Diamond) Mine Road-cut Cadieux...Davis Mine Glen-Almond Mine Cole Lake Mine Perkins feldspar mine Little Rapids (Watts) Mine km 20.0, road-cut...Formerly, this was an important mica/apatite mining district. (GSC 138748) Abstract Occurrences of rocks...including some potential ornamental types such as feldspar, serpentine, marble. and granite. Probably the...century ago has left numerous former apatite, mica, feldspar and graphite mines. Their dumps still furnish |  | | Report (issue) | | . . . . . . ... . . . . . . . . . . ... .. . Feldspar quarry . . . . . . . . . . . . .... . .. . ...... . . . . . . . ... . . . . . . . . . Perkins feldspar mine . . . . . . . . . . . . . . . . . . . .....t his was an important m i ca/apa tit e mining district . GSC No. 138 74 8 . - vii - ABSTRACT Occurrences...including some potential ornamental types such as feldspar, serpentine, marble, and granite. Probably the...century ago has left numerous former apatite, mica, feldspar and graphite mines. Their dumps still furnish |
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