P / 1-7 - a cave located in the Arabica massif in the territory of Abkhazia [2] . It was discovered by the Krasnoyarsk expedition under the leadership of V. Vaskevich in 1968, it was secondarily discovered and studied in 1983-1985 by cavers of the Perovsky Club under the direction of A. I. Ignatov. The length of the cave moves is 480 meters (projective length - 160 meters), its depth - 330 meters, volume - 4800 cubic meters (area - 370 m²). The entrance to the cave is located at an altitude of about 2300 meters above sea level to the west of the peak of the Umbrella, in the tract Chamkhonia [3] .
| Cave P / 1-7 | |
|---|---|
| Characteristics | |
| Depth | 330 m |
| Length | 480 m |
| Volume | 4800 m³ |
| Opening year | 1968 |
| Enclosing rocks | limestone |
| Visit | |
| Difficulty category | 3A |
| Location | |
| A country |
|
Description of the cave
The cave is located in the Upper Jurassic limestones . It noted increased stone fouling; according to the complexity of passing the cave, category 3A was assigned. The cavity begins with a series of wells, respectively 23, 10 and 20 meters deep, reaching 65 meters at the end of the third total depth. From here the mine branches. To the south-west is a well 25 meters deep and a chain of ledges ending in a dead end in the form of a cork in a narrow crack at a depth of 120 meters. To the northeast, the wells alternate with narrow slots, ending with a cork at a depth of 330 meters. Intermittent sediments in the cave are rare, landslide and alluvial prevail. Marked cap [4] [3] .
Notes
- ↑ This geographical feature is located in Abkhazia , which is a disputed territory . According to the administrative division of Georgia , the disputed territory is occupied by the Abkhaz Autonomous Republic . In fact, the disputed territory is occupied by the partially recognized state of the Republic of Abkhazia .
- ↑ in Abkhazia , in the Gagra region of the partially recognized Republic of Abkhazia , according to the administrative division of Georgia - in the Gagra municipality of the Abkhaz Autonomous Republic
- ↑ 1 2 Large karst cavities of the USSR. III. Speleological provinces of the Greater and Lesser Caucasus
- ↑ Cadastre of caves of the USSR. - VINITI, 1986.
Literature
- Shakir Yu.A.; Kiselev V.E., Klimchuk A.B., Kuznetsov V.S., Malkov V.N., Nemchenko T.A., Sokolov Yu.V. List of classified caves . The speleology and karstology commission of the Moscow Center of the Russian Geographical Society (1989). Date of treatment November 22, 2010. Archived on April 13, 2012.
- Kiknadze T.Z. Karst massif Arabica. - Tb. : Metsniereba, 1972.- 248 p.
- Tintilozov Z.K. Karst caves of Georgia. - Tb. : Metsniereba, 1976 .-- 275 p.