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DeepFreeze 2001 hydrocast data for Vailulu'u volcano -- SAM27 |
The hydrothermal system of the Vailulu'u volcano that is located to the East of Ta'u island in the Samoan Islands has been investigated by measuring standard CTD, nephelometry and fluorometry onboard the US Coast Guard Polar Sea. Vailulu'u marks the current location of the Samoan hotspot. Thi ... |
Data Types: graphs, spreadsheet |
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DeepFreeze 2001 hydrocast data for Vailulu'u volcano -- SAM28 |
The hydrothermal system of the Vailulu'u volcano that is located to the East of Ta'u island in the Samoan Islands has been investigated by measuring standard CTD, nephelometry and fluorometry onboard the US Coast Guard Polar Sea. Vailulu'u marks the current location of the Samoan hotspot. Thi ... |
Data Types: graphs, spreadsheet |
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DeepFreeze 2001 hydrocast data for Vailulu'u volcano -- SAM29 |
The hydrothermal system of the Vailulu'u volcano that is located to the East of Ta'u island in the Samoan Islands has been investigated by measuring standard CTD, nephelometry and fluorometry onboard the US Coast Guard Polar Sea. Vailulu'u marks the current location of the Samoan hotspot. Thi ... |
Data Types: graphs, spreadsheet |
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Earthquake Lesson: Seismogram Basics - Activity Answer Key |
Students will learn what types of waves earthquakes generate, how these waves travel through Earth, and how seismologists record motion from earthquakes.
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Data Types: document |
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Eel City on Nafanua Cone in the Vailulu'u Crater -- Samoan Hotspot |
The Nafanua volcanic cone was discovered during a recent diving expedition with the NOAA research submersible Pisces V launched from the University of Hawaii Research vessel Kaimikai O Kanaloa (KOK). Nafanuas¿ active hydrothermal system was apparent from the murky water that limited visibilit ... |
Data Types: movie, video excerpt |
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The Biota of Vailulu'u Seamount in the Samoan Archipelago |
Vailulu'u is the active seamount on the hotspot at the Eastern end of the Samoan volcanic chain, and has been the focus of two research cruises in April and June 2005 using the Pisces V submersible. The objectives of biological studies include the macrobiological and microbiologica ... |
Data Types: presentation |
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Vailulu'u Crater before the birth of the Nafanua volcano |
This blowup map of the Vailulu'u crater was created with Seabeam2000 multibeam data during the 1998 AVON2 and AVON3 cruises onboard the R/V Melville. The bottom of the crater is about 1 km deep while the highest crater rims rise about 400 m above the crater floor. |
Data Types: map |
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Vailulu'u Crater after the birth of the Nafanua volcano |
This blowup map of the Vailulu'u crater was created with Simrad EM120 multibeam data during the 2005 ALIA/KM0506 cruise onboard the R/V Kilo Moana. The bottom of the crater is about 1 km deep while the highest crater rims rise about 400 m above the crater floor. With a minimum rate of eigh ... |
Data Types: map |
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Vailulu'u Video |
Video footage taken from Pisces V of Vailulu'u seamount during a March 2005 expedition aboard the Kaimikai-o-Kanaloa (K.O.K.) from University of Hawaii. |
Data Types: movie |
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Hotspot Lesson: Take Home Exam |
This take home exam asks the students to compare two data sets of age data from Samoa. One graph is composed of ages collected prior to the data Jamie collected and the other graph including the new results. This exam evaluates the students understanding of some critical points from the week ... |
Data Types: text |
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Tumult in Samoa |
Is the Samoan volcanic chain the result of a hotspot or plume? Or not? Argued for decades, the discovery of volcanic activity at Vailulu'u seamount certainly supports the hotspot/plume model. Vailulu'u anchors the east end of the Samoan chain, much as Loihi anchors the Hawaiian chain's eas ... |
Data Types: presentation |
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40Ar/39Ar Age Determination 06C2862 (KOP000054 - Combe, Samoa) |
This upload contains the 40Ar/39Ar geochronology age determination of sample COM-1 2F16-06 (ALIA 123-03) from Combe, Samoa and was calculated using the ArArCALC freeware. The preferred age of 11.16 ± 0.07 Ma is the age plateau and is interpreted as the eruption age of the sample. A good ag ... |
Data Types: spreadsheet |
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40Ar/39Ar Age Determination 07C2033 (KOP000055 - Combe, Samoa) |
This upload contains the 40Ar/39Ar geochronology age determination of sample COM-2 4D11-06 (ALIA 123-02) from Combe, Samoa and was calculated using the ArArCALC freeware. The preferred age of 11.12 ± 0.06 Ma is the age plateau and is interpreted as the eruption age of the sample. A good ag ... |
Data Types: spreadsheet |
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Hotspot Lesson: Samoa - Activity Instructions |
This is the instruction sheet for the Samoa Activity. This document provides the data and equations that will be used to calculate the age of the Samoan islands and seamounts based on their distance from the currently active Vailulu'u volcano (likely location of the Samoan mantle plume). |
Data Types: text |
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40Ar/39Ar Age Determination 14D27612 (IEKK1-RR1310-D24-04GM - Rurutu Hotspot) |
This upload contains the 40Ar/39Ar geochronology age determination of sample RR1310-D24-04 from Rurutu Hotspot in Samoa (Western Samoan Seamounts) and was calculated using the ArArCALC freeware. The preferred age of 47.38 ± 0.03 Ma is the age plateau and is interpreted as the eruption age o ... |
Data Types: spreadsheet |
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40Ar/39Ar Age Determination 14D26512 (IEKK1-RR1310-D27-35 - Rurutu Hotspot) |
This upload contains the 40Ar/39Ar geochronology age determination of sample RR1310-D27-35 from Rurutu Hotspot in Samoa (Western Samoan Seamounts) and was calculated using the ArArCALC freeware. The preferred age of 42.27 ± 0.41 Ma is the age plateau and is interpreted as the eruption age o ... |
Data Types: spreadsheet |
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40Ar/39Ar Age Determination 14D27612 (IEKK1-RR1310-D24-04GM - Rurutu Hotspot) |
This upload contains the 40Ar/39Ar geochronology age determination of sample RR1310-D24-04 from Rurutu Hotspot in Samoa (Western Samoan Seamounts) and was calculated using the ArArCALC freeware. The preferred age of 47.38 ± 0.03 Ma is the age plateau and is interpreted as the eruption age o ... |
Data Types: spreadsheet |
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40Ar/39Ar Age Determination 16D05817 (IEKK1-RR1310-D22-29GM - Rurutu Hotspot) |
This upload contains the 40Ar/39Ar geochronology age determination of sample RR1310-D22-29 from Rurutu Hotspot in Samoa (Western Samoan Seamounts) and was calculated using the ArArCALC freeware. The preferred age of 46.09 ± 0.12 Ma is the age plateau and is interpreted as the eruption age o ... |
Data Types: spreadsheet |
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40Ar/39Ar Age Determination 14D28186 (IEKK1-RR1310-D24-11GM - Rurutu Hotspot) |
This upload contains the 40Ar/39Ar geochronology age determination of sample RR1310-D24-11 from Rurutu Hotspot in Tuvalu (Western Samoan Seamounts) and was calculated using the ArArCALC freeware. The preferred age of 48.17 ± 0.08 Ma is the age plateau and is interpreted as the eruption age o ... |
Data Types: spreadsheet |
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40Ar/39Ar Age Determination 16D10160 (IEKK1-RR1310-D27-64AM - Samoa) |
This upload contains the 40Ar/39Ar geochronology age determination of sample RR1310-D27-64 from Samoa in Pacific Ocean (Western Samoan Seamounts) and was calculated using the ArArCALC freeware. The preferred age of 45.15 ± 0.01 Ma is the age plateau and is interpreted as the eruption age o ... |
Data Types: spreadsheet |
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