	*Strübel, Günter, Zimmer, Siegfried H. (1990) Mineralfundorte in Europa. Enke, Stuttgart.*	Book
	tief): Strontianit (83/VI/48-50). Ahrbrück: (Ahrweiler/Rh.-Pf.) (DGK 12/D/9), Eh. Grube „Hoffnung“ (HF):...Sphäro-Sideril (traubig) (15/136). Antweiler: (Ahrweiler/Rh.-Pf.) (DGK 12/C/4) NE v. A., am Lim-Bach X...Fahlerze, Malachit, Quarz (51/25). Aremberg: (Ahrweiler/Rh.-Pf.) (DGK 12/C/4) Ortsnahe Grube „Bergsegen...Laumontil, Vesignieit (11/451). Bausenberg: (Berg) (Ahrweiler/Rh.-Pf.) Niederzissen. Bauwald: (Bad Kreuznach/Rh...Citrin, Kupfer-Min. (9/388). Bocksberg: (Ahrweiler/Rh.-Pf.) —* Müllenbach. Bodenmais: (Regen/Bay.) (DGK
	*Beck, Richard, Weed, Walter Harvey (1905) The Nature of Ore Deposits* Vol. 1. The Engineering and Mining Journal, New York and London.**	Book (volume)
	Riesengeb irge, Germany 3. The Iron Ore Deposits of the Schwarzen and Gelben Krux, Germany. 4. The Contact...otherwise stated. 100 kg. = 1 centner = 1 quintal. GERMANY. 'The contents are mostly given in percentages...two Gurich 1 , a third category, a slate of Bocksberg, split longitudinally. (One-fourth natural size...measures of western Pennsylvania. slate of Bocksberg, Germany, show an outer layer impregnated with pyrite...are known to occur r,t several localities in Germany 1 , viz.: Soonwald and Marmarosch (Gotta), in
	*Selden, Paul, Nudds, John (2004) Evolution of Fossil Ecosystems. Manson Publishing, London.*	Book
	164. Wolfgang Weitschat, University of Hamburg, Germany: 234, 235, 236, 237, 238, 239, 240, 241, 242, 243...York BKM Bad Kreuznach Museum, Germany BM Bundenbach Museum, Germany BSPGM Bayerische Staatssammlung...München, Germany CFM Field Museum, Chicago DBMB Deutsches Bergbau-Museum, Bochum, Germany GCPM George...Hamburg, Germany GSSA Geological Survey of South Africa HMB Humboldt Museum Berlin, Germany MM Manchester...Institute, Washington DC SM Simmern Museum, Germany SMA Sauriermuseum Aathal, Switzerland SMFM
	*(1899) For 1898. Summary of Progress of the Geological Survey of the United Kingdom. Geological Survey of the United Kingdom*	Report (issue)
	material ·wl1ich appea1--s to rep1·esent altered andesite. Tl1e anatase crystals, ,vhich :~1-rc yery r11...occurrence, already referred to, of pebbles of" andesite or diabascporpl1yrite in them. 'l,he specin1ens...Among them the follo,ving rocks ,ve1..e observed :-andesite, limestone, sandstone, ...ml1ch compression and dislocation that its great andesite blocks are :111crusl1ed 11ndbroken llp. In the...})Ortion of· 0110 of these sand-filled rents in the andesite. Tl1e tl1ffs ,vhich. cov-er· so lrtrge ar1 area
	Williams, H.S., assisted by Breger, C. L. (1916) The fauna of the Chapman sandstone of Maine, including descriptions of some related species from the Moose River sandstone. Professional Paper 89. US Geological Survey doi:10.3133/pp89	Report (issue)
	sandstone n1asses are separated by large knobs of andesite, marked "3, 3, 3" on the 1nap, two of which are...sandstone at the foot of Edmunds Hill, underlying the andesite which forms the n1ass of that knob. 'Specimens...13. ·Glacial-drift bowlders: Mark. Brandenburg, Germany. 1839. Cornul,ites serpulari'us. Sowerby, in Murchison...Kentucky [not Plymouth, England, nor the Eifel, Germany, nor Ferques, France=O. u?nbraculum Schlotheim...the Kahleberge and the Schalke, Harz Mountains, Germany [not Gerolstein in the Eifel=O. umbraculum Schlotheim

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Andesite from Bocksberg, Müllenbach, Adenau, Ahrweiler, Rhineland-Palatinate, Germany

Andesite from
Bocksberg, Müllenbach, Adenau, Ahrweiler, Rhineland-Palatinate, Germany