Results 101 to 110 of about 3,592,930 (158)

Tondano Pyroclastic

open access: yesJournal of Mathematical and Fundamental Sciences, 2019
. Recent A recent investigation into the volcanic geology of Minahasa revealed the existence and distribution of pyroclastic flow sheets of which origin and mode of emplacement are yet to be solved. These pyroclastic flow sheets are found covering nearly
M.T. Zen, Muziel Alzwar
doaj  

THE PAIPA VOLCANO, EASTERN CORDILLERA OF COLOMBIA, SOUTH AMERICA (PART II): PETROGRAPHY AND MAJOR ELEMENTS PETROLOGY

open access: yesEarth Sciences Research Journal, 2005
Paipa volcano products are mainly pyroclastic pumice and ash flow tuffs, lava domes and pyroclastic block and ash flow tuffs. They are classified as alkaline rhyolites and trachytes and high-K calcalkaline rhyolites.
Cepeda Héctor   +2 more
doaj  

The eruption, emplacement and characteristics of extremely large volume pyroclastic flow deposits (ignimbrites).

open access: yes
The eruption, emplacement and characteristics of extremely large volume pyroclastic flow deposits (ignimbrites). Pyroclastic flows are hot, turbulent, flows of volcanic gas, pumice, rock debris and fine ash often produced during major explosive volcanic ...

core  

Ancient pyroclastic flows: an example in the Permian Viar Basin (SW Spain)

open access: yes, 2002
An example of study about ancient pyroclastic flows deposits is shown in this paper. Rhyodacitic pyroclastic flow deposits have been analyzed in the Permian Viar Basin, SW of Spain. They are associated with others volcanic and sedimentary rocks.
González Barrionuevo, Felipe   +2 more
core  

Re-examination of previous correlation of distal Ks5 Tephra and proximal Oda pyroclastic flow deposits in South Kyushu, SW Japan [PDF]

open access: yes
Two pyroclastic flow deposits named Nabekura (Nb) and Oda (Oda) Pyroclastic Flow Deposits in ascending order, in the southern Kyushu Island, SW Japan, are intercalated in the Kokubu Group distributed around the northern coastal area of the Kagoshima Bay.
Nishizawa, Fumikatsu, Suzuki, Takehiko
core  

Hydrodynamic Modeling of Pyroclastic Flows

open access: yesJournal of applied mechanics, 2007
Osawa, Norihito   +3 more
openaire   +2 more sources

Numerical Simulation of Flow and Deposition of a Pyroclastic Flow

open access: yesSabo Gakkaishi, 1997
TAKAHASHI, Tamotsu   +3 more
openaire   +1 more source

Pyroclastic Flows and Related Disasters

open access: yesJournal of Geography (Chigaku Zasshi), 1987
openaire   +2 more sources

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