gallet vs lamina

gallet

noun
  • A splinter of stone inserted into the wet mortar of masonry. 

verb
  • To use this masonry technique. 

lamina

noun
  • a fine layer that occurs in sedimentary rocks 

  • the flat expanded part of a foliage leaf or leaflet 

  • either of two broad, flat plates of bone of a vertebra that is fused with and extends from the pedicle to the median line of the neural arch to form the base of the spinous process and that along with the pedicle forms the posterior part of the vertebral foramen 

  • one of the narrow thin parallel plates of soft vascular sensitive tissue that cover the flesh within the wall of a hoof 

How often have the words gallet and lamina occurred in a corpus of books? (source: Google Ngram Viewer )