Home
Volcanoes
Webcams
News
Explore Data
Images
Get Involved
About AVO

Sample: AD-2

Sample ID: AD-2 [1]
Station ID: Adak_Island_Ash _Marker
AT Num:
Volcano:
Possible source: Kanaga
Eruption: Kanaga Yellow Brown Olive Ash
Collector: Unknown, Unknown
Date sampled:
Sample type 1: Tephra Fall
Color: yellowish-gray
Final unit:
Text Description: Thickness of 1-5 cm. Consists of a yellowish-gray silt- and clay-size material and a small amount of fine-grained sand. Distinctive features include the small glass content (33-55%), considerably large plagioclase content (24-28%) and 8-10% lithic debris. In addition to pyroxenes, the ash also contains green (9%) and brown (6%) hornblendes.
Sample Location:

References Cited

[1] Volcanic ashes of Adak Island, Aleutian Islands, Alaska [Vulkanicheskiye peply na o-ve Adak (Aleutskiye o-va, SShA)], 1997

Kiriyanov, V. Y., and Miller, T. P., 1997, Volcanic ashes of Adak Island, Aleutian Islands, Alaska [Vulkanicheskiye peply na o-ve Adak (Aleutskiye o-va, SShA)]: Volcanology and Seismology [Vulkanologiya I Seysmologiya], v. 19, n. 1, p. 52-77.