From German Troktolit
troctolite (usually uncountable, plural troctolites)
- (geology) A rare type of ultramafic intrusive rock, consisting primarily of olivine and calcic plagioclase
2009, January 16, “Ian Garrick-Bethell et al.”, in Early Lunar Magnetism, volume 323, number 5912, DOI:10.1126/science.1166804:
- Here, we report a magnetic study of an unshocked ancient rock with a well-constrained thermal history, troctolite 76535.