Weiser, T. and Schmidt-Thome, M. (1993) Platinum-group minerals from the Santiago river, Esmeraldas province, Ecuador. Canadian Mineralogist, 31, 61-73.

Reference Search (possible matching items)

	Johan, Z., Slansky, E., Kelly, D. A. (2000) Platinum nuggets from the Kompiam area, Enga Province, Papua New Guinea: evidence for an Alaskan-type complex. Mineralogy and Petrology, 68 (1) 159-176 doi:10.1007/s007100050008	Journal (article/letter/editorial)
	Platinum nuggets from the Kompiam area, Enga Province, Papua New Guinea: evidence for an Alaskan-type...placer located about 6.5 km NNW of Kompiam (Enga Province, New Guinea Highlands) show characteristics typical...crystallized after chromite and some silicates (diopsidic clinopyroxene and amphibole). Chromite included in...and high TiO2 content. The TiO2 concentration in chromite can be used as a discriminating factor to distinguish...pyroclastics. 160 Z. Johan et al. Platinum-bearing placers in Papua New Guinea are thus derived from two magmatic
	*Pracejus, Bernhard - Ed.* (2014) The Ore Minerals Under the Microscope (2nd ed.) Elsevier. doi:10.1016/c2012-0-01360-9**	Book (edition)
	precursor (see photo below). Right: Intercumulus chromite grain (medium grey) displaying embayments that...that are typical for the partial resorption of a chromite in disequilibrium with the surrounding ultramafic...to the developing crystal. Thus, oxides such as chromite, ilmenite, and magnetite plus PGE alloys separate...Rounded euhedral chromite in a silicate matrix (top) and Right (bottom): Massive chromite (medium grey)...dominantly silicic magma. Right (top): Intergranular chromite (lighter grey) in ultramafic silicate matrix (dark
	*(1911) Bibliography of North American geology for 1910, with subject index. Bulletin* Vol. 495. US Geological Survey doi:10.3133/b495**	Report (volume)
	Geology of the Haliborton and Bancroft areas, Province of Ontario. Canada, Geol. Survey, Mem. no. 6,...waltonensis n. sp. from the Oligocene of Shoal River bed, west Florida, and Astarte newtonensis n. sp...387-390, 1910. AUen, R. C. 20. Geologic map of Iron River district, Michigan. Michigan, Geol. Survey, 1909...1909. Scale: 2 inches=l mile. 21. The Iron River iron-bearing district of Michigan. Michigan Geol. and Biol...Eugene. 54. The eastern part of the Little Snake River coal field, Wyoming. U. S. Geol. Survey, Bull. 381
	*(1924) Geologic literature on North America, 1785-1918; Part II, Index. Bulletin* Vol. 747. US Geological Survey doi:10.3133/b747**	Report (volume)
	region: Gibson, 93 Marble: Prouty, 16, 16a Cahaba River: Byrne, 02 Calera, Shelby Co.: Butts, llb -::rystalline:...Appalachian basin: Stevenson, 04 Chattahoochee River section: Langdon, 91 Chester series: Ulrich, 17...of Alabama River: Langdon, 94 Cretaceous-Eocene contact: Stephenson, 15; Tombigbee River: Smith (E A)...Smith (E A), 79, 81; map: McCalley, 98 Warrior River region: Smith (E A), 81 Mineralogy. Evansite: Catlett...(G P), 07 Summit, Blount Co.: Kunz, 90 Tombigbee River: Foote (W M), 99 Walker Co.: Cohen, 98a; Troost

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Chromite from Santiago River placers, Esmeraldas Province, Ecuador

Chromite from
Santiago River placers, Esmeraldas Province, Ecuador