Anorthosites: A graduated series

  title={Anorthosites: A graduated series},
  author={E. A. Middlemost},
  journal={Earth-Science Reviews},
Abstract Anorthosites are found in diverse environments: some occur as bands in gneiss, while at the other extreme they are found as cumulate layers that developed in high-level sub-volcanic magma chambers. They have recently been discovered on the moon. The structures, textures and composition of terrestrial anorthosites show that they form a gradational series without distinct natural hiatuses. The structure and form of many of these bodies is best understood if their evolution is considered… Expand
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