You searched for: “cosmic sediments”
cosmic sediment (s) (noun), cosmic sediments (pl)
Particles of extraterrestrial origin which are observed as black magnetic spherules in deep-sea sediments.
This entry is located in the following units: cosmo-, cosm-, cosmico-, cosm, -cosmia, -cosmos, -cosmic, -cosmics, -cosmical, -cosmology, -cosms (page 2) hypo-, hyp- (page 1)