Volume 70, Number 3 | Economic Geology

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Sulfide deformation studies; III, Experimental deformation of chalcopyrite to 2,000 bars and 500 degrees C

W. C. Kelly; B. R. Clark

Economic Geology May 01, 1975, Vol.70, 431-453. doi:10.2113/gsecongeo.70.3.431

Experimental deformation of natural chalcopyrite at temperatures up to 300 degrees C over the strain rate range 10 (super -2) to 10 (super -6) sec (super -1)

W. E. Roscoe

Economic Geology May 01, 1975, Vol.70, 454-472. doi:10.2113/gsecongeo.70.3.454

Experimental deformation of polycrystalline pyrite; effects of temperature, confining pressure, strain rate, and porosity

B. K. Atkinson

Economic Geology May 01, 1975, Vol.70, 473-487. doi:10.2113/gsecongeo.70.3.473

Origins of some massive pyritic ore deposits of western Europe

William F. Jenks

Economic Geology May 01, 1975, Vol.70, 488-498. doi:10.2113/gsecongeo.70.3.488

Geological characteristics and environment of some porphyry copper occurrences in the southwestern Pacific

S. R. Titley

Economic Geology May 01, 1975, Vol.70, 499-514. doi:10.2113/gsecongeo.70.3.499

Intrusive rocks associated with porphyry copper mineralization in island arc areas

S. E. Kesler; L. M. Jones; R. L. Walker

Economic Geology May 01, 1975, Vol.70, 515-526. doi:10.2113/gsecongeo.70.3.515

A resource analysis based on porphyry copper deposits and the cumulative copper metal curve using Monte Carlo simulation

J. W. Whitney

Economic Geology May 01, 1975, Vol.70, 527-537. doi:10.2113/gsecongeo.70.3.527

Potential for sandstone-type uranium deposits in Jurassic rocks, Khorat Plateau, Thailand

D. R. Shawe; R. J. Hite; Boonmai Inthuputi

Economic Geology May 01, 1975, Vol.70, 538-541. doi:10.2113/gsecongeo.70.3.538

Biogenesis of the Rennell bauxite

G. Taylor; Geraint W. Hughes

Economic Geology May 01, 1975, Vol.70, 542-546. doi:10.2113/gsecongeo.70.3.542

Paleomagnetism and origin of the Sen-nin hematite deposits in northeastern Japan

H. Ueno

Economic Geology May 01, 1975, Vol.70, 547-553. doi:10.2113/gsecongeo.70.3.547

Fluorine chlorine in biotite from Basin and Range plutons

W. T. Parry; D. C. Jacobs

Economic Geology May 01, 1975, Vol.70, 554-558. doi:10.2113/gsecongeo.70.3.554

Geochemistry of biotites from mineralized and barren intrusive systems

S. E. Kesler; Michael J. Issigonis; A. H. Brownlow; P. E. Damon; W. J. Moore; K. E. Northcote; V. A. Preto

Economic Geology May 01, 1975, Vol.70, 559-567. doi:10.2113/gsecongeo.70.3.559

The Sar Cheshmeh porphyry copper deposit

G. C. Waterman; R. L. Hamilton

Economic Geology May 01, 1975, Vol.70, 568-576. doi:10.2113/gsecongeo.70.3.568

Activity relations and stabilities in alkali feldspar and mica alteration reactions

J. W. Montoya; J. J. Hemley

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Economic Geology May 01, 1975, Vol.70, 577-583. doi:10.2113/gsecongeo.70.3.577

Carbonate-apatite in Precambrian cherty iron-formation, Baraga County, Michigan

J. J. Mancuso; M. Lougheed; R. Shaw

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Economic Geology May 01, 1975, Vol.70, 583-586. doi:10.2113/gsecongeo.70.3.583

Alteration of the Finsch kimberlite pipe, South Africa

Albert P. Ruotsala

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Economic Geology May 01, 1975, Vol.70, 587-590. doi:10.2113/gsecongeo.70.3.587

Solid solutions of antimony, arsenic, and gold in stibnite (Sb ₂ S ₃ ), orpiment (As ₂ S ₃ ), and realgar (As ₂ S ₂ )

F. W. Dickson; A. S. Radtke; B. G. Weissberg; C. Heropoulos

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Economic Geology May 01, 1975, Vol.70, 591-594. doi:10.2113/gsecongeo.70.3.591

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