Ilmenite from Montana, USA


USA
Montana Granite County South Boulder Creek Mining District (Princeton Mining District) ⓘ Little Gold Creek Placer	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Princeton Gulch Placer (Summit Placer; Montana Tonapah; Maywood Placer)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
Hill County Bearpaw Mountains Big Sandy Creek ⓘ Vermiculite prospect No. 6	Pecora, W.T, Kerr, J.H. (1953) Burbankite and calkinsite, two new carbonate minerals from Montana. American Mineralogist: 38: 1169-1183.
ⓘ Pegmatite Peak	Can Min 38:145-152
Jefferson County ⓘ Boulder Batholith	The Lapidary Journal, May 1985 (W.C. van Laer) The Mineral News (several issues) many ID by x-ray diffraction (Jim Wilson, Weber State W.C. van Laer, Montana Tech U.S. National Museum some by physical characteristics, i.e.: crystal form, fluorescence, magnetic attraction, etc.) some yet to be published
ⓘ Homestake Pass	van Laer, W.C. (1979) Tourmalines of the Homestake Pass. Lapidary Journal, 33, 58-64.
ⓘ Spire Rock Flats	C. von Laer W. C. van Laer
Lewis and Clark County ⓘ Auchard Creek Titanium/Iron Occurrence	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
Dearborn River ⓘ Dearborn river Ti-Fe occurrence	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Dog Creek Titanium/Iron Occurrence	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ The Reef Titanium/Iron Occurrence	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
Lincoln County Troy Mining District ⓘ Spar Lake Deposit (Troy Prospect)	Hayes, T. S., Landis, G. P., Whelan, J. F., Rye, R. O., & Moscati, R. J. (2012). The Spar Lake strata-bound Cu-Ag deposit formed across a mixing zone between trapped natural gas and metals-bearing brine. Economic Geology, 107(6), 1223-1249. Econ Geol (1986) 81:1899-1931
Madison County Ruby Range ⓘ Stone Creek pegmatite	Heinrich (Pegmatites of Montana, Economic Geology, Vol. 44, No. 4, June-July 1949)
Park County Crevasse Mining District (Crevice Mining District; Jardine Mining District) ⓘ Crevasse Mountain Mine (Jardine; Mineral Hill Mine; TVX Mineral Hill 0300670001; Jardine Mine; Jardine Jv)	Econ Geol (1997) 92:181-209
Ravalli County Bitterroot River Drainage Area ⓘ McCalla Creek Placer Area	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Victor Placer Area	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
Mineral Point Mining District ⓘ Beaver Creek Occurrence	Gobla, Michael J. (2012) Montana Mineral Locality Index. Rocks & Minerals, 87 (3) 208-240 doi:10.1080/00357529.2012.676825
Sula Mining District ⓘ Cameron Creek Placer	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Meadow Creek Occurrence	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
Silver Bow County ⓘ Butte Mining District (Summit Valley Mining District)	The Mineralogy of The Butte District, Montana Guilbert and Zeihen
ⓘ Stillwater Complex	Canadian Mineralogist Vol.24, pp. 329-346 (1986) USGS Prof Paper 1038
Stillwater County ⓘ Blakely Creek	Canadian Mineralogist Vol.24, pp. 329-346 (1986)
ⓘ M16 Drill Hole	USGS Bulletin 1674E
ⓘ Mouat Ni-Cu Verdegris Creek prospect	USGS Miscellaneous Field Studies Map 2038
ⓘ Mountain View	Canadian Mineralogist Vol.24, pp. 329-346 (1986)
ⓘ Stillwater Mine	Gobla, Michael J. (2012) Montana Mineral Locality Index. Rocks & Minerals, 87 (3) 208-240 doi:10.1080/00357529.2012.676825
ⓘ West Fork adit	Canadian Mineralogist Vol.24, pp. 329-346 (1986)
Sweet Grass County ⓘ Iron Mountain	Andersen, A. K., Zientek, M. L. and Parks, H. L.(2018) Base-metal and PGE Distribution in the Iron Mountain Area of the Stillwater Complex, Montana. Geological Society of America Abstracts with Programs. Vol. 50, No. 6
ⓘ Picket Pins prospect (Picket Pin occurrence)	Corkery, J. T. (2002). Mineralogy petrography and geochemistry of the Picket Pin PGE deposit Stillwater Complex Montana. Master of Science thesis, University of Montana. Econ Geol (1986) 81:1953-1975

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