TY - RPRT TI - The 1875 eruption of Askja volcano, Iceland: Combined fractional crystallization and selective contamination in the generation of rhyolitic magma AU - R. Macdonald AU - R.S.J. Sparks AU - H. Sugurdsson AU - D.P. Mattey AU - D.W. Mcgarvie AU - R.L. Smith PY - 2018 DO - 10.1180/minmag.1987.051.360.01 UR - https://pubs.usgs.gov/publication/70206941 ID - 70206941 ER -