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2016 | OriginalPaper | Buchkapitel

Brockenlava f

Verlag: Springer Berlin Heidelberg

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Excerpt

Brockenlava f, Aa-Lava ● aa [Hawaiian word]; apalhraun [Iceland]; aa lava, dead lava, scoriaceous lava, clinkery lava [A solidified lava characterized by an exceedingly rough, jagged or spinose surface. Most of the surface is covered with a layer of loose fragmental clinkery (also called “scoriaceous”, but “clinkery” is the better term) material a few centimeters thick. Below the surface the clinker fragments may be stuck finely together. Typically, the upper clinker layer is underlain by, and grades into, a central massive layer] …
Metadaten
Titel
Brockenlava f
Copyright-Jahr
2016
Verlag
Springer Berlin Heidelberg
DOI
https://doi.org/10.1007/978-3-642-33335-4_24261