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Sample: AD-6

Sample ID: AD-6 [1]
Station ID: Adak_Island_Ash _Marker
AT Num:
Volcano:
Possible source:
Eruption:
Collector: Unknown, Unknown
Date sampled:
Sample type 1: Tephra Fall
Color: pinkish-gray
Final unit:
Text Description: Thickness of 0.5 to 1 cm. Consists of pink silt- and clay-size ash. Thickness of the layer and the particle size are invariable in all sections. Distinctive features of mineral composition are a considerably high glass content (64%), significant content of green hornblende (6%), and the presence of brown hornblede (3%) and pyroxenes (1%). Total amount of glass and plagioclase is as large as 80%.
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.