Siberian Flood Basalt Collection

Below is a list of our current rock collection. For more information regarding any sample below, please contact ltelkins@dtm.ciw.edu.

Sample # Region Description Unit or Rock type Latitude Longitude Bulk Analysis Completed Thin Section
A10-16.2 Angara West side of Kameniy Island where map incorrectly marks a Permian section; this a tuff at ~20 m above water Tuff 58.678700 102.681883 No No
A10-16.3 Angara West side of Kameniy Island where map incorrectly marks a Permian section; this tuff from near waterline Tuff 58.678700 102.681883 No Yes
A10-16.4 Angara West side of Kameniy Island where map incorrectly marks a Permian section; this a bit of white sandstone Sandstone 58.678700 102.681883 No No
A10-17.1 Angara Sill on west side of Angara River; slightly less fine-grained Sill 58.539767 102.757933 No No
A10-18.1 Angara Sill on east bank of Angara River; persistently fine-grained Sill 58.469733 102.830633 No Yes
A10-19.1 Angara Large cliff-forming tuff; some vesicular dikes; Tuff 58.504100 102.807933 No Yes
A10-2.1 Angara Ust Ilimsk quarry with enigmatic black material Sill 57.981667 102.638028 No Yes
A10-2.2 Angara Coal from Ust Ilimsk quarry, completely baked Coal 57.981667 102.638028 No No
A10-2.3 Angara Ust Ilimsk quarry coarse-grained plag- and pyx-phyric Sill 57.982050 102.635517 No No
A10-2.4 Angara Ust Ilimsk quarry with enigmatic black material Sill 57.981667 102.638028 No No
A10-2.5 Angara Crystalline sample from quarry floor Sill 57.981667 102.638028 No No
A10-20.1 Angara Columnar sill on northern tip of island south of camping spot; maybe not as fine-grained as others Sill 58.380233 102.852717 No No
A10-21.1 Angara Interbedded sills and tuffs at south end of island of site 20; Sills are coarse-grained and not likely flows Sill 58.358500 102.869150 No Yes
A10-21.2 Angara Interbedded sills and tuffs at south end of island of site 20; Sills are coarse-grained and not likely flows Sill 58.358500 102.869150 No Yes
A10-22.1 Angara East bank of Angara downhill of abandoned cement factory Sill 56.292800 101.808450 No Yes
A10-23.1 Angara West side of Angara; samples of large rip-rap, origin unknown Sill 56.338800 101.798717 No Yes
A10-23.2 Angara West side of Angara; samples of large rip-rap, origin unknown Sill 56.338800 101.798717 No No
A10-23.3 Angara West side of Angara; samples of large rip-rap, origin unknown Sill 56.338800 101.798717 No No
A10-3.1 Angara Northernmost Angara outcrop; ~30 m above waterline; at this site waterline is at 144m +/1 3 m Block from tuff 58.940300 102.122250 No No
A10-3.2 Angara Northernmost Angara outcrop; ~15 m above waterline Block from tuff 58.940300 102.122250 No No
A10-3.3 Angara Northernmost Angara outcrop; tuff with angular volcanic clasts Tuff 58.940300 102.122250 No No
A10-3.4 Angara Northernmost Angara outcrop; mafic clast about 50 m north of 3.3, ~10 m above waterline Block from tuff 58.940300 102.122250 No Yes
A10-3.5 Angara Northernmost Angara outcrop; matrix sample ~4 m above waterline Tuff 58.940300 102.122250 No Yes
A10-4.1 Angara Tuff ~20 m above lava flow; see drawing in Ben's notebook; sparse lithic fragments 15 - 30 c, Tuff 58.902767 102.291917 No Yes
A10-4.2 Angara Lithic-rich matrix-supported tuff with spheroidal material; from later pervasive fluid metasomatism? Tuff 58.902767 102.291917 No No

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