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Bokan Mountain Complex

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Journal Article
Published: 22 January 2013
Canadian Journal of Earth Sciences (2013) 50 (6): 678–691.
...Jaroslav Dostal; Susan M. Karl; J. Duncan Keppie; Daniel J. Kontak; J. Gregory Shellnutt Abstract The circular Bokan Mountain complex (BMC) on southern Prince of Wales Island, southernmost Alaska, is a Jurassic peralkaline granitic intrusion about 3 km in diameter that crosscuts igneous...
Journal Article
Journal: Interpretation
Published: 10 October 2014
Interpretation (2014) 2 (4): SJ47–SJ63.
...Anne E. McCafferty; Douglas B. Stoeser; Bradley S. Van Gosen Abstract A prospectivity map for rare earth element (REE) mineralization at the Bokan Mountain peralkaline granite complex, Prince of Wales Island, southeastern Alaska, was calculated from high-resolution airborne gamma-ray data. The map...
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Journal Article
Published: 01 May 1986
Canadian Journal of Earth Sciences (1986) 23 (5): 743–744.
Journal Article
Published: 01 May 1986
Canadian Journal of Earth Sciences (1986) 23 (5): 744–745.
Journal Article
Published: 01 August 1985
Canadian Journal of Earth Sciences (1985) 22 (8): 1233–1236.
...Richard Lee Armstrong Abstract Seven out of 11 whole-rock samples of the Bokan granitic complex give a Rb–Sr isochron date of 151 ± 5 Ma (Late Jurassic) as a minimum age for the complex. This result is discordant with published Early to Middle Jurassic K–Ar and U–Pb dates for the same unique...
Journal Article
Journal: Economic Geology
Published: 01 July 1978
Economic Geology (1978) 73 (4): 512–523.
... the main vein system strike northwestward and extend for 1.6 miles (2.6 km) from the east side of Bokan Mountain to the West Arm of Kendrick Bay. Typically the veins are thin, rarely exceeding 5 feet (1.5 m) in thickness, and they are characterized by abrupt changes in thickness. They transect parts...
Journal Article
Journal: Economic Geology
Published: 01 February 2023
Economic Geology (2023) 118 (1): 1–13.
... together with data for several major REE deposits, including the carbonatite-hosted Bayan Obo (China) and Mountain Pass (California) deposits, and the alkaline igneous-hosted deposits at Bokan Mountain (Alaska) and Toongi (Dubbo) (Australia). Toongi is a REE-Nb-Zr deposit also hosted by trachyte. Shown...
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Journal Article
Journal: Elements
Published: 01 October 2012
Elements (2012) 8 (5): 369–376.
... ( Curtis and Currie 1981 ); and Bokan Mountain, Alaska: peralkaline granite ( Keyser 2010 ). Geophysically, the peralkaline rock units produce positive radiometric and negative magnetic anomalies. In these occurrences, REE mineralization is complex and consists of many discrete REE-bearing minerals...
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Series: Reviews in Economic Geology
Published: 01 January 2016
DOI: 10.5382/Rev.18.02
EISBN: 9781629490922
... mine at the Bokan Mountain (Alaska) produced ore with 1 wt % U 3 O 8 and 3 wt % ThO2. In the Khibiny complex of the Kola Peninsula (Russia), REE-bearing apatite is mined for phosphate. Fig. 3. World map showing the locations of major REE deposits and advanced exploration projects hosted...
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Journal Article
Published: 01 February 2014
Bulletin de la Société Géologique de France (2014) 185 (2): 75–92.
... (A = Al − [Na+K+2Ca]) versus differentiation index (B = Fe+Mg+Ti) diagram of Debon and Lefort [1988 ], used to discriminate various magmatic fractionation trends among peraluminous, metaluminous and peralkaline igneous rocks (Bokan Mountain granite, Ilimausaq lujavrites) and anatectic pegmatoids (Rössing...
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Journal Article
Journal: Economic Geology
Published: 01 December 2019
Economic Geology (2019) 114 (8): 1569–1598.
...     22.7 1.73 1.1 1.52 Frontier Rare Earths Ltd. (2014) Bokan Mountain USA Peralkaline igneous         4.79 0.6 1.05 0.60 Ucore Rare Metals, Inc. (2015) Clay-Howells Canada Peralkaline igneous             8.5 0.73 Hatch (2015) Dubbo zirconia Australia Peralkaline...
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Journal Article
Published: 01 July 2016
The Canadian Mineralogist (2016) 54 (4): 917–933.
..., S.M., Keppie, J.D., Kontak, D.J., & Shellnutt, J.G. (2013) Bokan Mountain peralkaline granitic complex, Alexander terrace (southeastern Alaska): evidence for Early...
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Journal Article
Journal: Economic Geology
Published: 01 December 2016
Economic Geology (2016) 111 (8): 1883–1914.
... Ridge REE-rich breccia pipes is indicated by HREE contents that rival those of the Dotson zone at Bokan Mountain, Alaska, and that are significantly higher than those of other world-class REE deposits such as Mountain Pass, California, and Bayan Obo, China ( Fig. 3 ). Other less abundant, REE-bearing...
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Journal Article
Published: 10 September 2020
Mineralogical Magazine (2020) 84 (5): 785–790.
... [in English]. Dostal J. , Kontak D.J. and Karl S.M. ( 2014 ) The Early Jurassic Bokan Moutain peralkaline granitic complex (southeastern Alaska): Geochemistry, petrogenesis and rare-metal mineralization . Lithos , 202–203 , 395 – 412 . Estrade G. , Salvi S. , Beziat...
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Journal Article
Journal: GSA Bulletin
Published: 01 July 2015
GSA Bulletin (2015) 127 (7-8): 1135–1152.
... deposits occur in alkaline silicate intrusions (e.g., Bokan Mountain in Alaska), carbonatites (e.g., Mountain Pass in southeastern California and Bayan Obo in China), and hydrothermal veins and pegmatites (e.g., Ytterby in Sweden; Orris and Grauch, 2002 ). As a result, the mechanisms by which...
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Journal Article
Published: 13 August 2019
Geological Magazine (2020) 157 (2): 248–262.
... ( 2016 ) Origin of peralkaline granites of the Jurassic Bokan Mountain complex (southeastern Alaska) hosting rare metal mineralization . International Geology Review 58 , 1 – 13 . Dostal J , van Hengstum TR , Shellnutt JG and Hanley JJ ( 2016 ) Petrogenetic evolution...
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Journal Article
Journal: Economic Geology
Published: 01 February 2023
Economic Geology (2023) 118 (1): 177–208.
...–mineralized pegmatites are additionally known from the Ambohimirahavavy and Manongarivo Complexes, Madagascar ( Estrade et al., 2014a , b ); the Amis Complex, Namibia ( Schmitt et al., 2002 ; Bernard et al., 2020 ); Baerzhe, China ( Qiu et al., 2019 ; Wu et al., 2021 ); Bokan Mountain, Alaska, USA ( Dostal...
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Journal Article
Journal: Geosphere
Published: 19 December 2019
Geosphere (2020) 16 (1): 456–471.
... Gosen , B.S. , 2014 , Geophysical interpretation of U, Th, and rare earth element mineralization of the Bokan Mountain peralkaline granite complex, Prince of Wales Island, southeast Alaska : Interpretation (Tulsa) , v. 2 , no. 4 , p. SJ47 – SJ63 , https://doi.org/10.1190/INT-2014-0010.1...
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Journal Article
Journal: Geophysics
Published: 22 January 2021
Geophysics (2021) 86 (1): B37–B54.
.../j.oregeorev.2019.102966 . OGREER 0169-1368 McCafferty A. E. Stoeser D. B. Van Gosen B. S. , 2014 , Geophysical interpretation of U, Th, and rare earth element mineralization of the Bokan Mountain peralkaline granite complex, Prince of Wales Island, southeast Alaska : Interpretation , 2...
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Journal Article
Journal: GSA Bulletin
Published: 01 April 2002
GSA Bulletin (2002) 114 (4): 448–461.
... batholith : Geological Society of America Bulletin , 94 . 640 – 663 . de Sainte-Andre , B. , Lancelot , J.R. , and Collot , B. , 1983 , U-Pb geochronology of Bokan Mountain peralkaline granite, southeastern Alaska : Canadian Journal of Earth Sciences , 20 . 236 – 245...
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