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Ghoshal, Suryodoy; McQuarrie, Nadine; Robinson, Delores M; Adhikari, D P; Morgan, Leah E; Ehlers, Todd A (2020): (U-Th)/He ages from Zircons collected in the central Nepal Himalaya: raw data [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.918177, In: Ghoshal, S et al. (2020): (U-Th)/He ages from zircons collected in the central Nepal Himalaya [dataset bundled publication]. PANGAEA, https://doi.org/10.1594/PANGAEA.918178

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Keyword(s):
cooling age; exhumation; Himalayas; Nepal; ZHe
Related to:
Ghoshal, Suryodoy; McQuarrie, Nadine; Robinson, Delores M; Adhikari, D P; Morgan, Leah E; Ehlers, Todd A (2020): Constraining Central Himalayan (Nepal) Fault Geometry Through Integrated Thermochronology and Thermokinematic Modeling. Tectonics, 39(9), https://doi.org/10.1029/2020TC006399
References:
Reiners, Peter W (2005): Zircon (U-Th)/He Thermochronometry. Reviews in Mineralogy & Geochemistry, 58(1), 151-179, https://doi.org/10.2138/rmg.2005.58.6
Reiners, Peter W; Spell, Terry L; Nicolescu, Stefan; Zanetti, Kathleen A (2004): Zircon (U-Th)/He thermochronometry: He diffusion and comparisons with 40Ar/39Ar dating. Geochimica et Cosmochimica Acta, 68(8), 1857-1887, https://doi.org/10.1016/j.gca.2003.10.021
Coverage:
Median Latitude: 27.949750 * Median Longitude: 85.024868 * South-bound Latitude: 27.495130 * West-bound Longitude: 84.766360 * North-bound Latitude: 28.318310 * East-bound Longitude: 85.363670
Minimum Elevation: 213.4 m * Maximum Elevation: 2030.1 m
Event(s):
CN16-004 * Latitude: 27.853500 * Longitude: 85.153970 * Elevation: 1612.5 m * Location: Nepal * Method/Device: Rock sample (ROCK) * Comment: Map unit: GH
CN16-007 * Latitude: 28.246410 * Longitude: 85.363670 * Elevation: 1731.6 m * Location: Nepal * Method/Device: Rock sample (ROCK) * Comment: Map unit: GH
CN16-016 * Latitude: 28.142020 * Longitude: 85.322760 * Elevation: 1731.6 m * Location: Nepal * Method/Device: Rock sample (ROCK) * Comment: Map unit: Kuncha
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
1Event labelEventGhoshal, Suryodoy
2Sample code/labelSample labelGhoshal, Suryodoy
3UraniumUngGhoshal, Suryodoy
4ThoriumThngGhoshal, Suryodoy
5Thorium/Uranium ratioTh/UGhoshal, Suryodoy
6Age, mineralAge mineralMaGhoshal, Suryodoyraw date
7Age, errorAge e±Ghoshal, Suryodoy1s ± date
8MassMassgGhoshal, SuryodoyZircon
9Mass, standard errorMass std e±Ghoshal, Suryodoyd mass zircon
10UraniumUmg/kgGhoshal, Suryodoyppm U (Zr)
11ThoriumThmg/kgGhoshal, Suryodoyppm Th (Zr)
12Thorium/Uranium ratioTh/UGhoshal, Suryodoy
13Helium-44Henmol/kgGhoshal, Suryodoy
14alpha-ejection correctionFtGhoshal, SuryodoyFt 238U
15alpha-ejection correctionFtGhoshal, SuryodoyFt 235U
16alpha-ejection correctionFtGhoshal, SuryodoyFt 232Th
17alpha-ejection correctionFtGhoshal, SuryodoyFt 147Sm
18UraniumUmg/kgGhoshal, Suryodoyppm eU (Zr)
19RatioRatioGhoshal, SuryodoyeU (morph)/eU (Zr)
20SizeSizeµmGhoshal, SuryodoyRs: width of the rims around the crystals
21Age, mineralAge mineralMaGhoshal, Suryodoycorrected date
22Age, errorAge e±Ghoshal, Suryodoy2s ± date (Ma)
Size:
1197 data points

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