Rock fragments ejected from a volcano.
- Some matrix ash samples were also analysed to ensure that the complete geochemical range could be assessed, and where lapilli were not available.
- We infer that the framework through which transport took place consists of lapilli lodged within elutriation networks similar to those observed in the field (vertical ‘pipes’ having elongated sheet-like forms in three dimensions).
- We thought they might be lapilli - little volcanic hailstones that form when you have an eruption of volcanic ash and it coagulates and falls out.
Mid 18th century (in the general sense 'stones, pebbles'): via Italian from Latin, plural of lapillus, diminutive of lapis 'stone'.
What do you find interesting about this word or phrase?
Comments that don't adhere to our Community Guidelines may be moderated or removed.