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- Lava - Wikipedia
Lava is molten or partially molten rock that has been expelled from the interior of a terrestrial planet (such as Earth) or a moon onto its surface Lava may be erupted at a volcano or through a fracture in the crust, on land or underwater, usually at
- Lava | Types, Composition, Temperature, Facts | Britannica
lava, magma (molten rock) emerging as a liquid onto Earth’s surface The term lava is also used for the solidified rock formed by the cooling of a molten lava flow The temperatures of molten lava range from about 700 to 1,200 °C (1,300 to 2,200 °F)
- Lava fountains over 1,000 feet high shoot from Hawaiis Kilauea volcano . . .
The lava flow remains contained in the Halema'uma'u caldera, a crater at the top of the volcano, the observatory said The volcano also released a volcanic cloud about 15,000 feet into the air
- Eruption at Hawaiis Kilauea volcano sends lava shooting 1,000 feet in . . .
Lava fountaining in the ongoing Halemaʻumaʻu eruption at Kīlauea, Hawai'i, began at about 1:40 a m on June 20, 2025 USGS Volcanoes The eruption is flowing into a remote area of Hawaii
- 15 Facts About Lava - Mental Floss
Previously obscure terms like laze (lava and haze), vog (volcanic and smog fog), and pahoehoe and a'a (types of lava flows) are becoming part of the lexicon But how much do you really know
- Types of Lava – Pahoehoe and A’a - Science Notes and Projects
Learn about the types of lava including the forms of lava flow (pahoehoe and a'a) and the chemical composition based on silica content
- Lava - Encyclopedia. com
lava Molten rock or magma that reaches the Earth's surface and flows out through a volcanic vent in streams or sheets There are three main types of lava: vesicular, such as pumice; glassy, such as obsidian; and even-grained Chemically, lavas range from acidic to ultrabasic Basic lavas have a low viscosity and flow easily, covering large areas
- Rough and Smooth Lava | Ask An Earth And Space Scientist
A classic, smooth lava flow is like ketchup, while a rough lava flow is more like a thick or drying syrup Smooth Lava: Pahoehoe A classic lava flow with a smooth surface and curved ripples and folds is known as pahoehoe
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