Loloru is a pyroclastic shield

volcano A volcano is a rupture in the Crust (geology), crust of a Planet#Planetary-mass objects, planetary-mass object, such as Earth, that allows hot lava, volcanic ash, and volcanic gas, gases to escape from a magma chamber below the surface. On Ear ...

located in the southern region of Bougainville Island, within the

Autonomous Region of Bougainville Bougainville ( ; ; Tok Pisin: ''Bogenvil''), officially the Autonomous Region of Bougainville (Tok Pisin: ''Otonomos Region bilong Bogenvil''), is an autonomous region in Papua New Guinea. The largest island is Bougainville Island, while the re ...

of northeastern

Papua New Guinea Papua New Guinea (abbreviated PNG; , ; tpi, Papua Niugini; ho, Papua Niu Gini), officially the Independent State of Papua New Guinea ( tpi, Independen Stet bilong Papua Niugini; ho, Independen Stet bilong Papua Niu Gini), is a country i ...

. The volcano's summit consists of two nested

caldera A caldera ( ) is a large cauldron-like hollow that forms shortly after the emptying of a magma chamber in a volcano eruption. When large volumes of magma are erupted over a short time, structural support for the rock above the magma chamber is ...

s, with an

andesitic Andesite () is a volcanic rock of intermediate composition. In a general sense, it is the intermediate type between silica-poor basalt and silica-rich rhyolite. It is fine-grained (aphanitic) to porphyritic in texture, and is composed predomin ...

lava dome.

Lake Loloru

Lake Loloru is a

crescent A crescent shape (, ) is a symbol or emblem used to represent the lunar phase in the first quarter (the "sickle moon"), or by extension a symbol representing the Moon itself. In Hinduism, Lord Shiva is often shown wearing a crescent moon on his ...

-shaped

volcanic crater lake A volcanic crater lake is a lake in a crater that was formed by explosive activity or a collapse during a volcanic eruption. Formation Lakes in calderas fill large craters formed by the collapse of a volcano during an eruption. Lakes in maars ...

covering within the volcano

. It is a sacred place of South Bougainvillians, who traditionally believe the souls of their dead go here upon death.

References

* Volcanoes of Bougainville Island Lakes of Papua New Guinea Volcanic crater lakes Geography of the Autonomous Region of Bougainville Mountains of Papua New Guinea Pyroclastic shields Sacred lakes Shield volcanoes of Papua New Guinea Calderas of Papua New Guinea {{Bougainville-geo-stub

Lake Loloru

See also

References