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APPENDIX 1.

Lithological description of some boreholes and outcrops:

Outcrop Khoudykivtsy 170 - (Lower Devonian)

Northwestern outskirt of the Khudykivtsy Village, left bank of the Dniester River (on the slope)

Lower Devonian, Gedinnian Stage, Borschiv Horizon, Khoudykivtsy Formation (D1khd):

0 - 1,45 m - dark-grey platy grained limestone

1,45 - 4,30 m - alternation plates of dark-grey limestone and dark-grey argillite

4,30 - 7,10 m - dark-grey argillites with rare plates of dark-grey limestone (in the interval are rhabdosomes of Monograptus uniformis) - first Devonian graptolite zone, which indicates the boundary S/D (Gedinnian stage)

7,10 - 9,10 m - dark-grey argillites with interbeds of grey nodular limestone (correlation 1:1)

9,10 - 9,66 m - grey platy limestone (“brickwork”)

9,66 - 10,46 m - dark-grey argillite with interbeds of grey nodular limestone (correlation 2:1)

10,46 - 10,86 m - grey nodular limestone with thin interbeds of argillite

10,86 - 12,86 m - dark-grey argillite with thin interbeds of grey nodular limestone (correlation 4:1)

12,86 - 14,16 m - dark-grey argillites with rare thin interbeds of grey nodular limestone

14,16 - 15,16 m - dark-grey argillite with thin interbeds of grey nodular limestone (correlation 4:1)

15,16 - 16,06 m - dark-grey argillite

16,06 - 16,46 m - dark-grey argillite with interbeds of grey nodular limestone (correlation 1:1)

16,46 - 17,06 - dark-grey argillite

Lower Devonian, Gedinnian Stage, Borschiv Horizon, Mytkiv Formation (D1mt):

17,06 - 22,76 m - dark-grey argillite with rare nodular interbeds (3 one) of limestone

22,76 - 27,76 m - dark-grey argillite with rare nodules of limestone

22,76 - 29,66 m - green-grey clays with interbeds of dark-grey argillite and nodules of limestone

29,66 - 30,26 m - grey, platy limestone

30,26 - 30,96 m - dark-grey argillite

30,96 - 32,96 m - brown-grey clay

32,96 - 37,96 m - dark-grey argillite with rare interbeds of limestone

37,96 - 39,96 m - light-grey argillite (weathered)

above lie Cretaceous deposits

Outcrop Dzvenigorod 97 = 63 from (Tsegelnjuk, Grytsenko et al. 1983p. 130, fig. 18)

Upper part of the Dzvenigorod Formation - dark-grey limestone (S3 zv)

Outcrop Dzvenigorod 96 (= 47 from Green book, p. 130, fig. 18)

Upper part of the Troubchin Suite black limestone (S3 tr)

Outcrop Dzvenigorod 3 (= 47 Quarry near Gzvenigorod Village)

Borehole - Lokachi - 14

Borschov horizon, Zhedin Series, Lower Devonian (D1 br)

1284-1445 m - Skalian Series (S3 sk)

1445-1545 m - Malynivtsy Series - mostly grey-green grain limestone (S2 ml)

1545-1610 m - Bahovitsa Series - brown platy limestone and grey and green dolostone and domerite=dolomitic marls (S2 bg)

1610 - 1645 (downhole wells) m - Yarouga Series - mostly grey grain (nodular) limestone (S1 yr)

Borehole - Lisichyntsy - 3645

58 m and above - Upper Cretaceous - glauconitic sands

Přydolian Series S3

Dzvenyhorod Formation (S3 zv)

58 - 64 m - light brownish-grey limestone with interbeds of clays (61,6 m - Thamnopora sp., Parallelostroma sp.; 59 m, 59,2 m - Parallelostroma sp.)

Trubchin Formation (S3 tr)

64 - 68,5 m - brown marls with grey detritic limestone chest (67,5 m - Favosites pseudoforbes)

68,5 - 73 m - grey large-nodular limestone with green and brown marls interbeds (69,5 m - Squameofavosites sp.; 69,7 m - Mesofavosites sp., Thamnopora sp., Favosites sp.; 70 m - Favosites sp.; 71,2 - 72,7 - Aulopora serpens, Tuvaelites hemisphaericus)

73 - 76 m - green-grey marls with small nodules of grey limestone (in the upper and lower part with corals (75,5 m - Pseudoplasmopora, Cystiphyllum siluriensis, Holacanthia sociale, Sterexylodes sp.

76 - 84 m - brown limestone with very abundant shell detritus and coelenterates with green and black marls interbeds (in the upper and lower parts some corals: 80,9 m - Spongophylloides nikiforovae, Paralellostroma sp.; 81 m - Favosites sp.; 83,7 m Syringopora sp.)

84 - 86,5 m - grey chests of limestone easily separated from black-brownish marls

86,5 - 88 m - dark-grey detritic limestone (nodules of limestone more than marls)

Varnitsa Formation - 88-101 m (S3 vr)

88 - 89 m - green-grey solid dolostone

89 - 89,8 m - grey grain-detritic-clayey limestone with greenish-grey marls offside chest

89,8 - 101 m - grey grain-detritic-clayey limestone with dark-grey marls offside nodules (in the depth 94,5 m - Multisolenia sp., 97 m - Holmophyllym holmi, Syringopora sp.)

Koshliaky Formation - 101-148 m (S3 ksh)

101-104,3 m - light-grey limestone thin bedded alternated with thin interbeds of marls.

104,3 - 107,5 m - dark-grey and grey dolostone alternated with plates of “knotty” limestone

107,5 - 111 m - dark-grey and grey solid and horizontally bedded dolostone

111 - 112 m - dark-grey limestone alternated to dolostone (secondary dolostone)

112 - 114 m - grey and dark-grey horizontal and wavy bedded dolostone and domerite

114 - 116 m - grey and dark-grey limestone, in the base - finely grain with interbeds of marls, in upper 30 cm - solid platy

116 - 121,5 m - grey thin bedded dolostone and domerite, in upper 0,5 m - “sizzling” one

121,5 - 123 m - grey weakly brownish solid limestone: in the base - marl, in the middle part - finely grain wavy tiled, cavernous secondary dolostone - in the upper part

123 - 126,5 m - light-grey unclear “sizzling” dolostone

126,5 - 129,8 m - light-grey “sizzling” somewhere cavernous dolostone

129,8 - 140 m - green and grey striped solid dolostone

140 - 142 m - green-grey solid domerite (striped in the upper part)

142 - 142,5 m - light-grey thin bedded dolostone

142,5 - 144,3 m - dirty-grey dolostone

144,2 - 148,2 m - grey dolostone with tree interbeds of clayey-coaly interbeds

Radoshin Formation - 148-167 m (S3 rd)

148,2 - 160 m - brown-grey solid dolostone (cavernous one in the intervals: 149,7 - 150 m, 157,5 - 160 m;)

160 - 163 m - grey dolostone alternated with green domerite

163 - 163,6 m - brown grained dolostone with 2 cm interbed of brown clay in middle part of interval

163,6 - 167 m - green-grey domerite

S2 Ludlow Series, Ludford Stage

Isakivtsy Formation - 167-197,5 m (S2 is)

167 - 171,5 m - brown cavernous dolostone

171,5 - 180,8 m - grey porosus-cavernous secondary dolostone with green thin domerite interbeds in the upper part of the interval - breccias of domerite

180,8 - 197,5 m - grey wavy thin platy dolostone

Velytsa Formation - 197,5-222 m (S2 vl)

197,5 - 206 m - grey solid unclear grain dolostone (on the depth 201 m - ash-grey metabentonite)

206 - 207,5 m - dark-grey cavernous dolostones

207,5 - 216 m - thin interbedding of green and light-grey dolostones and domerites

216 - 222 m - dark-grey brownish and greenish marls (many various corals, on depth 210 m green thin interbed of metabentonite; 216-217 m - Favosites sp., Stromatopora sp. inderem., Syringopora sp., Tuvaelites sp., rugosan - Acmophyllum sp.; 218-220 m - Favosites sp., Stromatopora sp., Weissermellia sp., Tryplasma sp., Tuvaelites sp.).

Tsviklivtsy Formation - 222-267,5 m (S2 ts)

222 - 234,3 m - brown-grey solid unclear grain limestones (226 m, 231 m - Favosites sp.)

234,3 - 267,5 m - dark-grey finely-grain limestones in dark-grey greenish marls. (In the upper part of the unit - 234,3m; 244 m - many corals; 237 m, 237,6 m, 243 m, 244,2 m, 246 m - Parastriatopora mutabilis Kl.; Stromatopora; 244 m Syringopora sp.; 265 m - Favosites sp.).

Konivka Formation - 267,5-288,2 m (S2 kn)

267,5 - 281,5 m - thin bedded and thin striped dark-grey domerite alternated with light-grey one

281,5 - 288,2 m - dark- brown limestone with thin interbeds dark-grey marls (283 m - Favosites sp., Syringopora sp., rugosan and bryozoan; 285 m - Favosites sp., 286 m - Phaulactis cyathophylloides; 288 m - Codonophyllum sp.)

Horstian Stage, Bahovitsa Suite, Upper subformation - 288,2-328 m (S2 bg)

288,2 - 296,5 m - dark-grey dolostone alternated with green-grey domerite

296,5 - 297,5 m - brown cavernous (secondary) dolostone

297,5 - 328 m - dark-grey dolostone alternated with green-grey domerite

Bahovitsa Formation, Lower subformation - 328-331 m

328 - 331 m - dark-brown grained limestone (329 m - Heliolites sp.)

S1 Wenlock Series

Homerian Stage, Ternava Formation - 331-385 m (S1 tn)

331 - 385 m - dark-grey limestone sepapated by dark-grey interbeds of clay

Sheinwoodian Stage - Fourmanivka Formation - 385-397,4 m (S1 fr)

Demshin subformation - 385-392,7 m (S1 dm)

385 - 392,7 m - dark-grey detritic marl interbedding with thin beds and concretions of grey solid limestones

Restevo subformation - 392,7-397 m (S1 rs)

392,7 - 397,4 m - green-grey detritic marl

Souboch Formation (O3)

397,4 - 398,5 m - brown-grey limestone - Thecia sp.

Horaivka Formation (O2)

398,5 - 400 m - green-grey sandstone

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