Location:

Thermally metamorphosed graphitic pelites. Strontian, Scotland

Moinian graphitic pelites have been thermally metamorphosed by the Strontian granodiorite to upper amphibolite facies.

Major Minerals:

Graphite, ilmenite, pyrrhotite

Minor and Trace Minerals:

Include rutile, marcasite

Textures:

Graphite forms bent laths. Pyrrhotite shows alteration to marcasite and pyrite. Ilmenite laths show incipient alteration to rutile

Reference:

Tyler and Ashworth, 1982