{HEAD ~ The quartz substrate} is cut from {TAIL ~ a crystal} and has an orientation with reduced birefringence 
is cut from
{ HEAD ~ The quartz substrate } is cut from { TAIL ~ a crystal } and has an orientation with reduced birefringence
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH