Geoscience Reference
In-Depth Information
10—e/stJ
a - bj
: black argillites of Stefanets Member; 11—XIV
J
h
- J
a
: sandy bioclastic limestones of Kostenets formation;
12—XII T
l
- T
k
: dolomites, marls and argillites from Beli Izvor
formation; 13—PeT
1
: Petrohan Terrigenous formation; 14—vr
P
1
: Permian breccias and conglomerates of Vrana formation;
15—fault; 16—normal fault; 17—overthrust; 18—spring;
19—caves with horizontal projection of the main galleries:
L—Ledenika Cave; B-14—Barki 14; B-7—Barki 7; A-25—Aca-
demic 25; B—Beliar; 20—a site of study of the fracturing; b site of
study of the electrical anisotropy
Fig. 2.30
Geological map of the area of Vratsa Block based on
the Geological Map of Bulgaria, scale 1:100 000, sheet Berkovitsa
(Haudutov and Dimitrova
1992
) and Tronkov (
1965
) with the sites
of reconstructions of the tectonic stress field and the principal
caves. 1—aQh: alluvial deposits; 2—prQ
p - h
: proluvial deposits;
3—aQp: alluvial deposits of the older terraces; 4—dQp: deluvial-
proluvial sediments; 5—lK
ap
: limestones, marles and carbonate
sandstones (Lyutibrod formation); 6—ˇK
ap
: Urgonian limestones
(Cherepish formation); 7—slJ
t
- K
v
: limestones of Slivnitsa
8—XXJ
c
- K
bs
:
formation;
micritic
limestones
of
Yavorets
formation; 9—pJ
bj - b
: bioclastic limestones (Polaten formation);
