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Table 1 Studied samples, their locations, mineralogy and microfabrics

From: The Wechsel Gneiss Complex of Eastern Alps: an Ediacaran to Cambrian continental arc and its Early Proterozoic hinterland

Variegated Wechsel Gneiss Complex
  Latitude (N) Longitude (E) Elevation (m) Mineralogy Microfabric
Magmatic protoliths
 WW-15A–D Greenschist, albite-epidote–amphibolite 47° 27′ 50.80″ 15° 54′ 57.30″ 694 Albite, chlorite, amphibole, epidote, quartz, garnet, opaque ores, ± white mica Amphibole-bearing greenschist with albite porphyroblasts
 WW-20A–D Epidote–amphibolite 47° 27′ 32.08″ 15° 54′ 46.02″ 582 Albite, amphibole, chlorite, opaque ores, quartz Well foliated epidote amphibolite with albite porphyroblasts
 WW-26A Epidote amphibolite 47° 26′ 33.62″ 16° 02′ 44.05″ 626 Amphibole, clinozoisite, garnet, chlorite, albite, quartz, titanite Massive fabric with clinozoisite and garnet porphyroblasts bear many inclusions
 WW-27 Orthogneiss 47° 27′ 49.86″ 16° 02′ 43.59″ 581 Albite, K-feldspar, quartz, white mica, chlorite Porpyhroblastic fabric with many inclusions in PB
Sedimentary protoliths
 WW-19 Quartzite 47° 27′ 54.20″ 15° 55′ 07.03″ 658 Quartz, sericite, zircon, opaque minerals Well annealed quartz fabric, grain boundary migration
 WW-16A Dark coloured paragneiss 47° 27′ 50.80″ 15° 54′ 55.27″ 679 Albite, garnet, quartz, white mica, chlorite Albite porphyroblasts, which bear many inclusions of quartz, albite, white mica. Matrix with white mica, chlorite, quartz and albite
 WW-21 Porphyroblastic albite-gneiss (Garnet-chlorite schist) 47° 27′ 49.86″ 15° 56′ 46.41″ 767 Albite, chlorite, quartz, epidote, titanite, white mica, opaque minerals Porphyroblastic fabric. Matrix consists of mainly chlorite flakes, then quartz, albite, biotite
 WW-25A Albite gneiss 47° 26′ 43.99″ 16° 01′ 34.49″ 662 Albite, quartz, K-feldspar, sericite, garnet, white mica, ilmenite Two types of small feldspar: (1) inclusion-free; (2) with many sericite and quartz inclusions. Matrix with quartz, albite, K-feldspar
Wechsel Phyllite Unit
 WW-31 Metatuffite 47°35′09.82″ 15°51′53.87″ 948 Quartz, some ovoid plagioclase, chlorite, white mica, opaque ores Two-stage fabric with a metamorphic foliation and a late-stage pressure-solution cleavage
 WW-32 Chlorite-rich metatuffite N 47° 35.158′ E 15° 51.741′ 1026 Quartz, chlorite, plagioclase, opaque ores Layered with thin quartz-rich layers and thick chlorite-rich layers
 WW-33 Feldspar-rich metatuff 47° 35′ 09.82″ 15° 52′25.40″ 1141 Feldspar/plagioclase, quartz, chlorite, epidote, opaques All grains with a similar size: 0.05–0.1 mm, feldspar-quartz + chlorite
 WW-34A Feldspar-rich metatuffite 47° 32′ 03.88″ 15° 51′ 44.97″ 968 Quartz, plagioclase, chlorite, sericite Fine-grained (ca. 0.1 mm) and quartz-rich; foliated.