There are different types of volcanoes. They are classified by volcanologists into various groups according on the shape of the volcano, the way these volcanoes erupt and the materials they are made of. The groups of volcanoes can be any of the following; stratovolcanoes also known as composite volcanoes, cinder cones, shield volcanoes and complex or compound volcanoes.
Twin volcanoes can be categorized ad compound or complex volcanoes. Here are some of the most impressive “twin volcanoes” in the world.
1.) Pavlof Sister and Pavlof Volcano
Pavlof Sister and and Pavlof Volcano are twin volcanoes located in Alaska.
Pavlof Sister is the “twin volcano” or satellite peak of Mount Pavlof. The volcanoes are located in Alaska, USA. Pavlof Sister is situated 2,142 meters above sea level. Its last eruption was in 1786.
Pavlof Volcano has an elevation of 2,519 meters and its last explosion was in 2007.
2.) Red Cones
The Red Cones are twin volcanoes or pair of cinder cones located in Madera County, in California, USA. They are situated 2,748 meters above sea level and last erupted during the Holocene period or about 5,000 years ago.
3.) Tandikat and Singgalang
Tandikat and Singgalang are “twin volcanoes” of Indonesia.
Mount Tandikat is a volcano in West Sumatra in Indonesia is the “twin volcano of Mount Singgalang located to the northeast of Tandikat. It has an elevation of 2,438 meters. Mount Tandikat is an active volcano.
Mount Singgalang, the “twin volcano” of Mount Tandikat, has an elevation of 2,877 meters. It is taller than its twin volcano Mount Tandikat which is located southwest of Mount Singgalang. Unlike its twin volcano, Mount Singgalang is a dormant volcano.
5.) Twin Buttes
Twin Buttes is a “twin volcano” or pair of cinder cones located in Shasta County in California, USA. Twin Buttes are situated 1,651 meters above sea level and last erupted during the Holocene period of about 5,000 years ago.
6.) Mount Sindara & Mount Sumbing
Mount Sindara and Mount Sumbing are another “twin volcanoes” of Indonesia.
Mount Sindara, which is located in Central Java in Indonesia, is the twin volcano of Mount Sumbing. This stratovolcano is also known as Mount Sindoro or Mount Sundoro.
Mount Sumbing, an active volcano in Central java in Indonesia, is the “twin volcano” of Mount Sindara. This volcano which is symmetrical with Mount Sindara last erupted in 1730. It is locally known as Gunung Sumbing.
6.) Parinacota and Sajama
Paranicota Volcano and Sajama Volcano are “twin volcanoes” of South America.
Parinacota Volcano is the “twin volcano” of Nevado Sajama. This massive potentially active volcano is located on the border of Bolivia and Chile. The last known recorded eruption of the volcano occurred about more than 700 years ago. The mountain is a popular destination for hikers and mountain climbers.
Nevado Sajama, like its “twin volcano” Paranicota Volcano, is an inactive volcano. It is located in Sajama Province and has an elevation of 5,200 meters. The mountain is a popular climbing destination and can be ascend within a period of 3 days.
7.) Popocatepetl and Iztaccíhuatl
Popocatepetl and Iztaccíhuatl are the “twin volcanoes” of Mexico.
Popocatepetl is an active volcano with an elevation of 5,426 meters making it the second highest peak in Mexico where it is located. It is regarded as the “twin volcano” of Iztaccihuatl because the two volcanoes are link by the high saddle known as Paso de Cortez. The volcano’s last explosion was in 1802. It is also known as "Popochowa” and Smoking Mountain.
Iztaccíhuatl is the “twin volcano” of Popocatepetl. It has an elevation of 5,286 meters which is slightly smaller than Popocatepetl making it the 3rd highest peak in Mexico. It is also known as 'The Sleeping Woman'.
8.) Mount Lokon and Mount Empung
Another “twin volcanoes” of Indonesia are the Lokon and Empung volcanoes.
Mount Lokon, the twin volcano of Mount Empung, is located in Sulawesi in Indonesia. Mount Lokon is an active volcano without a crater. Its last two eruptions were on July 15, 2011 and on February 10, 2012.
Mount Empung, the twin volcano of Mount Lokon, is also an active volcano with a 400 meter wide and 150 meter deep crater. Mount Empung and Mount Lokon are 2.2 kilometers apart.
9.) Acatenango and Volcan de Fuego
Acatenango is a volcano located in Guatemala in Central America. The volcano has two peaks which is why it is regarded as a “twin volcano”. The two peaks are named Pico mayor and Yepocapa. Pico Mayor means “highest peak”. Yepocapa is also known as “tres hermanas” or “three sisters”. Yepocapa has an elevation of 3,880 meters.
Volcan de Fuego
Volcan de Fuego has an elevation of 3,763 meters. It is a very active volcano in Guatemala and last erupted just this year. Volcano de Fuego and Acatenango are connected and collectively the complex is known as La Horqueta.