Pseudomorphs After Olivine in Markle Basalt

W. W. Smith
The Macaulay Institute for Soil Research, Aberdeen, Scotland

Summary: Pseudomorphs after olivine in Markle basalt from Holyrood Park, Edinburgh, consist of an intimate mixture of hematite and chlorite, along with a small percentage of quartz. A definite relationship exists between the orientations of the two main constituents and is dependent upon their structures.

Mineralogical Magazine; December 1959 v. 32; no. 247; p. 324-331; DOI: 10.1180/minmag.1959.032.247.05
© 1959, The Mineralogical Society
Mineralogical Society (