Board, W S; Frimmel, Hartwig E; Armstrong, Robert A (2005): (Table 9) Summary of SHRIMP U-Pb single zircon spot analyses [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.847093, In supplement to: Board, WS et al. (2005): Pan-African tectonism in the western Maud Belt: P-T-t path for high-grade gneisses in the H.U. Sverdrupfjella, East Antarctica. Journal of Petrology, 46(4), 671-699, https://doi.org/10.1093/petrology/egh093
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Coverage:
Median Latitude: -72.551417 * Median Longitude: 0.420512 * South-bound Latitude: -72.593830 * West-bound Longitude: 0.354400 * North-bound Latitude: -72.507200 * East-bound Longitude: 0.543180
Event(s):
Parameter(s):
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
225 data points
Data
| 1 Event (Electron microprobe (EMP)) | 2 Latitude (Electron microprobe (EMP)) | 3 Longitude (Electron microprobe (EMP)) | 4 Rock | 5 Size [µm] (of Zircon, range min) | 6 Size [µm] (of Zircon, range max) | 7 Color desc | 8 Cryst (crystal forms) | 9 Comm (age if given in Ma) | 10 Age dated [ka] (Age, 207Pb/206Pb Lead-Lead) | 11 Age dated std dev [±] (Age, 207Pb/206Pb Lead-Lead) | 12 Age dated [ka] (Age, 206Pb/238U Lead-Uranium) | 13 Age dated std dev [±] (Age, 206Pb/238U Lead-Uranium) | 14 N [#] (no. of analyses) | 15 Th/U | 16 Th/U (min) | 17 Th/U (max) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| WBSV065 | -72.5072 | 0.3815 | Pre-tectonic granitic gneiss | 130 | 350 | colourless, zoned | {100}{101} | Intrusion (core) | 1132000 | 16000 | 10 | 0.28 | ||||
| WBSV065 | -72.5072 | 0.3815 | Pre-tectonic granitic gneiss | 130 | 350 | colourless, zoned | {100}{101} | Metamorphism (rim) | 1031000 | 47000 | 1 | 0.15 | ||||
| WBSV025 | -72.5938 | 0.3544 | Metapelitic gneiss | 130 | 350 | colourless, zoned | {100}{101} | Metamorphism I Concordia-upper intercept: 1044 ± 47 | 22 | <0.02 | ||||||
| WBSV025 | -72.5938 | 0.3544 | Metapelitic gneiss | 130 | 350 | colourless, zoned | {100}{101} | Metamorphism II Concordia-lower intercept: 540 ± 6 | 540000 | 9000 | 541000 | 8000 | 9 | <0.02 | ||
| WBSV073 | -72.5804 | 0.5432 | Tabular pre-tectonic gneissic granite | 170 | 440 | pale yellow, ovoid, zoned | {100}{101} | Intrusion (core) | 1072000 | 10000 | 9 | 0.18 | 0.58 | |||
| WBSV073 | -72.5804 | 0.5432 | Tabular pre-tectonic gneissic granite | 170 | 440 | pale yellow, ovoid, zoned | {100}{101} | Metamorphism I (overgrowth) | 996000 | 17000 | 1 | <0.01 | ||||
| WBSV073 | -72.5804 | 0.5432 | Tabular pre-tectonic gneissic granite | 170 | 440 | pale yellow, ovoid, zoned | {100}{101} | Metamorphism II (rim) | 565000 | 11000 | 563000 | 14000 | 6 | <0.01 | ||
| WBSV071 | -72.5878 | 0.5333 | Syn-tectonic leucosome | 90 | 410 | colourless-brown, complex zonation | {100}{101} | Inherited core | 1765000 | 19000 | 1 | |||||
| WBSV071 | -72.5878 | 0.5333 | Syn-tectonic leucosome | 90 | 410 | colourless-brown, complex zonation | {100}{101} | Inherited magmatic core | 1148000 | 18000 | 7 | |||||
| WBSV071 | -72.5878 | 0.5333 | Syn-tectonic leucosome | 90 | 410 | colourless-brown, complex zonation | {100}{101} | Metamorphism I (rim) | 1035000 | 21000 | 5 | 0.33 | ||||
| WBSV071 | -72.5878 | 0.5333 | Syn-tectonic leucosome | 90 | 410 | colourless-brown, complex zonation | {100}{101} | Concordia-upper intercept: 1050 +31/-27 | 8 | 0.07 | ||||||
| WBSV071 | -72.5878 | 0.5333 | Syn-tectonic leucosome | 90 | 410 | colourless-brown, complex zonation | {100}{101} | Metamorphism II lower intercept | 499000 | 17000 | 6 | 0.03 | ||||
| WBSV074 | -72.5799 | 0.4039 | Syn-tectonic leucosome | 100 | 800 | colourless-brown, metamict | {100}{101} | Inherited magmatic core | 1153000 | 31000 | 1 | |||||
| WBSV074 | -72.5799 | 0.4039 | Syn-tectonic leucosome | 100 | 800 | colourless-brown, metamict | {100}{101} | Inherited magmatic core | 1054000 | 44000 | 3 | 0.27 | ||||
| WBSV074 | -72.5799 | 0.4039 | Syn-tectonic leucosome | 100 | 800 | colourless-brown, metamict | {100}{101} | Metamorphism I (rim) | 515000 | 7000 | 520000 | 16000 | 14 | 0.01 | ||
| WBSV113 | -72.5207 | 0.3826 | S2-parallel leucosome | 100 | 300 | dark brown, metamict | {100}{101} | Metamorphism I | 1032000 | 15000 | 5 | 0.02 | 0.05 | |||
| WBSV113 | -72.5207 | 0.3826 | S2-parallel leucosome | 100 | 300 | dark brown, metamict | {100}{101} | Metamorphism II | 503000 | 35000 | 511000 | 36000 | 3 | |||
| WBSV114 | -72.5207 | 0.3826 | S2-parallel leucosome | 100 | 500 | brown, metamict | {100}{101} | Inherited magmatic core | 1146000 | 10000 | 1 | 0.57 | 0.62 | |||
| WBSV114 | -72.5207 | 0.3826 | S2-parallel leucosome | 100 | 500 | brown, metamict | {100}{101} | Inherited magmatic core | 1090000 | 11000 | 2 | 0.04 | ||||
| WBSV114 | -72.5207 | 0.3826 | S2-parallel leucosome | 100 | 500 | brown, metamict | {100}{101} | Metamorphism (rim) | 525000 | 35000 | 524000 | 24000 | 7 | <0.05 | ||
| WBSV116 | -72.5207 | 0.3826 | Leucosome in syn-D2 en echelon tension gashes | 100 | 350 | colourless, complex zonation | {100}{101} | Inherited magmatic core | 1121000 | 19000 | 1 | 0.34 | ||||
| WBSV116 | -72.5207 | 0.3826 | Leucosome in syn-D2 en echelon tension gashes | 100 | 350 | colourless, complex zonation | {100}{101} | Metamorphism (overgrowth) | 519000 | 8000 | 14 | <0.02 |