Black Brother Islands Chirpoi
North Kuril city district, Sakhalin region, Russia.
Description:
Chirpoi is the largest of the islands of the Black Brothers group, located in the Great Range of the Kuril Islands. It is part of the Kuril district, Sakhalin region, the Russian Federation. The island is currently uninhabited.
Chirpa is separated by the Fast Strait, from the nearby, smaller island of the Black Brothers group, the island of Brat-Chirpoev.
There are two active stratovolcanoes on the island - Snow, 395 meters high, and Black, 624 meters high. The highest point of the island is the eponymous mountain Chirpoi, 691 meters high.
The island consists of magmatic andesito-basalts. The Pawka Peninsula is connected to the island of Chirpa by a narrow sand spit.