A Treatise on Ore Deposits

Portada
D. Van Nostrand, 1870 - 574 pŕgines
 

Quč en diuen els usuaris - Escriviu una ressenya

No hem trobat cap ressenya als llocs habituals.

Continguts

Surfacedeposits
23
METALLIFEROUS VEINS 16 What are metalliferous veins or lodes?
26
Classification of veins
27
Intersections of veins
29
Results of dislocations
32
Occurrence of lodes
33
Breadth strike and dip of lodes
35
Distribution of ores in lodes
36
Differences of depth
37
Gossan iron hat chapeau en fer Pacos Colorados
38
Primary differences of depth
39
Theoretical examination
42
Influence of the breadth of fissures on the local distribution of ores
43
Influence of the nature of the country
45
Relation of oredeposits to the enclosing rock around Freiberg
50
Distinction between red and grey gneiss and their influence on lodes
52
Investigation of the influence of the countryrock on the contents of lodes
53
Materials for a theory
54
Ability of rocks to conduct heat
55
Density of rocks
56
Smoothness or roughness of the surfaces of rocks
57
Electric currents
58
Chief results
59
Influence of strike and dip of lodes on their richness
60
Determination of the age of lodes
62
Age of lodes
63
Origin of lodes Formation of fissures
64
Possibility of dislocations
66
Filling of fissures
68
Theories of the formation of veins up to the time of Werner
69
Theories of the formation of veins since Werner
71
Theory of lateralsecretion
72
Theory of infiltration
73
Theory of sublimation
74
Theory of injection
75
Concluding observations
76
Search for lodes
79
Followingup of lodes
80
SEGREGATIONS 57 What are segregations?
81
Particular kinds of segregations
84
Occurrences of segregations
85
Distribution of the ores in the segregations
86
Search for and followingup of segregations
87
Occurrence of impregnations
88
Distribution of impregnations
89
Origin and age of impregnations
90
Search for and followingup of impregnations
92
What are oredistricts ?
93
SPECIAL PART A COLLECTION OF EXAMPLES 70 Summary
95
Geological formation
96
Oredistrict of Freiberg
98
Oredistrict of Altenberg
105
Altenberg tin stockwerk
106
Tindeposits of Zinnwald
109
Tindeposits of Graupen and Poebel
111
Oredistrict of Berggiesshübel
112
Oredistricts of Katharinenberg and Saida
113
Marienberg
114
Ehrenfriedersdorf and Geyer
115
Annaberg district
118
Oredistrict of Schwarzenberg
120
District of Johanngeorgenstadt and Eibenstock
123
Schneeberg district
126
Bleistadt
130
Geological formation
131
Lodes in the Voigtland slates
132
Irondeposits in the southeastern schistregion
134
Gold and antimony oredeposits at Goldkronach
135
Geological formation
136
Oredeposits in the eastern Silurian formation of the Thuringian forest
137
Magnetite deposits of the Northwestern Thuringian forest
138
Manganese and ironlodes in the porphyries of the Thuringian forest
139
Argentiferous oredeposits in the Carboniferous formation
140
Irondeposits in the zechsteinformation
142
THE HARTZ 99 General geological formation
145
Ironoredeposits
147
Manganese deposits
148
Antimony lodes
149
Lead and silverlodes A Harzgerode and Neudorf 104 B Andreasberg district
150
C District of Clausthal
153
General remarks on the Clausthal lodes
157
Rammelsberg near Goslar
158
Lautersberg district
164
THE RHINE 110 Geological formation
173
Ironores in the Carboniferous formation
175
Irondeposits in the Devonian
176
Ironores in the Hundsrück
179
Manganese deposits
180
Zinc and leaddeposits
182
Copper lead silver nickel and cobaltlodes
186
Holzappel group
187
Rheinbreitenbach
191
119 Agger valley
192
Dillenburg
193
Antimony oredeposits
194
Leadoredeposit near Commern
196
Golddeposits
197
THE PALATINATE 124 Quicksilverdeposits
200
THE BLACK FOREST 125 Geological formation
203
Lodes in the Kinzig valley
206
Lodes in the southerly portion of the Black Forest
207
Pisolithic irondeposit at Kandern
208
Smithsonite deposits at Wiesloch in Baden
211
Golddeposits in the Rhine valley
212
VIII THE SUABIAN AND FRANCONIAN JURA 131 Geological formation
214
Irondeposits
216
THE BOHEMIAN FOREST AND BOHEMIA 133 Geological formation
217
Bodenmais
218
THE RIESENGEBIRGE 144 Geological formation
230
Kupferberg in Silesia
234
147 Eisenkoppe near Altenberg
238
Ironoredeposits near Schmiedeberg
239
150 Gablau westerly of Waldenburg 211
241
Zuckmantel
242
ELEVATED PLATEAU OF UPPER SILESIA 152 Geological formation
243
Clayironstone of the Carboniferous formation
244
Clayironstone of the Keuper formation
245
Smithsonite galena and limonitedeposits in the muschelkalk formation
247
THE NORTH GERMAN PLAINS 156 Geological formation
255
THE NORTHERN CARPATHIANS Page 158 Geological formation
257
Copperorebeds near Poschorita and Domokos
261
Lead and silveroredeposits at Kirlibaba
263
Veins of auriferous pyrites at Borsa
265
TRANSYLVANIA 163 Geological formation
267
Western Transylvania
270
Vöröspatak
271
Offenbánya
277
Nagyág
280
THE BANAT AND SERVIA 169 Geological formation
284
Lunkany
285
The Banat oresegregations
286
HUNGARY 172 Geological formation
294
Schemnitz
295
Kremnitz
299
Magurka
300
Dobschau
301
Schmöllnitz
303
Nagybánya Felsöbánya Kapnik and Olalaposbánya
305
THE ALPS 180 Geological formation
309
Golddeposits of the Alps
310
Goldveins in the Salzburg Tauern chain
313
Golddeposits on the Heinzen Mountain
317
184 Goldveins on the Callanda in Graubünden
318
Goldveins of La Gardette
319
Copper and leaddeposits at Klausen in the Tyrol
320
Copperdeposit at Agordo
323
Silver and copperdeposits in Alpine limestone at Brixlegg in the Tyrol
327
Silver and copperdeposits in Alpine limestone at Schwatz in the Tyrol
328
Lead and zincdeposits of Carinthia
329
Cobalt and nickeldeposits at Schladming in Styria on the Nöckel Mountain in the Leogang valley and in the Val dAn niviers in the Canton of Valais
341
Quicksilverdeposits of Idria in Carniola
342
Irondeposits in the crystalline schists of the Eastern Alps
344
ITALY 196 Preliminary remarks
347
Lead and copperores in the Apuanian Alps
348
Copperores in the serpentine of Modena
349
Copper and leaddeposits of Tuscany
350
THE ISLAND OF ELBA 201 Cape Calamita and Rio
354
FRANCE 202 General remarks
357
IRONDEPOSITS OF FRANCE 203 Oolithic ores and irondeposits in the Jurassic group
358
Oolithic deposits in the Swiss and French Jura
359
Irondeposits near Thionville
360
Tertiary ironores in the Dept of the Lot
362
CENTRAL DISTRICT OF FRANCE 207 General remarks
363
Leadlodes of the Forčz
369
Oredeposits in the Aveyrondistrict
370
Lodes in the neighborhood of PontGibaud near Clermont
375
Manganesedeposits of Romančche in the Dept of SaôneetLoire
376
Copperdeposits at Chessy near Lyon
377
BRITTANY 213 Geological formation
380
Tindeposits
381
Lodes of Poullaouen and Huelgoat
383
Geological formation
385
Lodes of Hiendelencia in the province of Guadalajara
391
Copperdeposits in the province of Huelva in Andalusia
397
Summary of the oredeposits in Cornwall
406
Distribution of ores in Cornwall
417
WALES
427
CUMBERLAND
434
Contactdeposits in the neighborhood of Christiania
440
Kongsberg
442
Fallbands of cobaltore at Skutterud and Snarum
445
Magnetitedeposits of Arendal
447
Copperdeposits of Röraas in Norway
450
Copperdeposits at Falun Sweden
452
Sala Sweden
454
Deposits around Philipstad Sweden
456
Magnetitedeposits at Dannemora Sweden
459
Oredeposits of Tunaberg Sweden
460
Lake and bogores of Sweden
461
Deposits of Pittkaranda Finland
462
THE URAL MOUNTAINS 253 Geological formation
463
Copperdeposits of Gumeschewskoy
465
Copperdeposits of Bogoslowsk
466
Copperdeposits of the Permian formation
467
Deposits of gold and platinum in the Urals
470
Golddeposits at Beresof
472
Other goldplacers in the Urals
474
262 Tinformation
481
Freiberg older silverlodes
486
Barytic leadformation
487
Veins of ironstone
490
Metalliferous greenstones in the neighborhood of Schwarzenberg
491
Telluric and auriferous lodes of Transylvania
493
Silverlodes of Andreasberg in the Hartz
494
Segregations of pyrites
495
Lead and zincdeposits in limestone and dolomite
496
Fallbands
500
Impregnations of copperores in mechanical sediments
501
Deposits of spathic iron
502
Distribution of oredeposits
509
Relations of the rocks to the oredeposits
516
Distribution of the ores in the deposits
522
Conditions of age of the oredeposits
526
Age of metals
534
Manner of formation of the oredeposits
546
Determination of the value of the oredeposits
552

Altres edicions - Mostra-ho tot

Frases i termes més freqüents

Informació bibliogrŕfica