1.
Frost, B. R. & Frost, C. D. Essentials of Igneous and Metamorphic Petrology. (Cambridge University Press, 2019).
2.
MacKenzie, W. S. & Adams, A. E. A colour atlas of rocks and minerals in thin section. (Manson Pub, 1994).
3.
Subcommission on the Systematics of Metamorphic Rocks (SCMR) | British Geological Survey. https://web.archive.org/web/20160303183328/http://www.bgs.ac.uk/scmr/.
4.
Railsback, L. B. A Synthesis of Systematic Mineralogy. American Mineralogist 90, 1033–1041 (2005).
5.
Minerals and Molecules Project | Virtual Museum. https://virtual-museum.soils.wisc.edu/displays/.
6.
Yardley, B. W. D. Metamorphism of Pelitic Rocks. in An Introduction to Metamorphic Petrology 60–90 (Longman Scientific & Technical, 1989).
7.
Bucher, K. & Grapes, R. H. Petrogenesis of Metamorphic Rocks. (Springer, 2014).
8.
Virtual Microscope. http://www.virtualmicroscope.org/explore.