The Elements of economic geology

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Multivolume work

Identifikator:: 1887156356

Document type:: Multivolume work

Author:: Schmoller, Gustav von http://d-nb.info/gnd/118609378

Title:: Grundriß der allgemeinen Volkswirtschaftslehre

Place of publication:: Berlin [u.a.]

Publisher:: Duncker & Humblot

Year of publication:: 1900-

Collection:: Economics Books

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Volume

Identifikator:: 1887256288

URN:: urn:nbn:de:zbw-retromon-242253

Document type:: Volume

Author:: Schmoller, Gustav von http://d-nb.info/gnd/118609378

Title:: Verkehr, Handel und Geldwesen. Wert und Preis. Kapital und Arbeit. Einkommen. Krisen, Klassenkämpfe, Handelspolitik. Historische Gesamtentwickelung

Volume count:: 2.1904

Place of publication:: Berlin [u.a.]

Publisher:: Duncker & Humblot

Year of publication:: 1904

Scope:: X, 719 S.

Digitisation:: 2022

Collection:: Economics Books

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Title page

Document type:: Multivolume work

Structure type:: Title page

Collection:: Economics Books

THE FORMATION OF DEPOSITS 21 which occurs above tin in the Cornish mines (Fig. 9), still requires a moderate temperature for its formation, as is shown by its frequent formation in a contact ore. Lead, silver, and snc are found in still higher levels, and are often deposited 'n grits and limestone which show less alteration by heat \ J Slate: or soft) 200fe} B00f, Fi6. 9.—A Corepzr TiN Lope. The Passage of copper lodes (Cu) in slate into deeper tin lodes (Sn) in granite. East Pool and Wheel Agar Mine, Cornwall, (After Collins.) N, N, the north lode, Cu Sn W—north branch from the main lode contain. ing ores of copper, tin, and tungsten. and pressure than the rocks associated with most copper Ores. Mercury, the characteristic ore of the younger mountain systems, is often found in small quantities in hot springs and their sinters, and its chief ore-fields are in bands intensely shattered by the Middle Kainozoic

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