THE DEERFIELD SHEET. 



445 



wholly the variety shown on the south side. I have included a detailed 



study of these minerals in the Mineralog-ical Lexicon,^ and <>-ive here 



1. The paragenesis of the stilbite-chabazite veins — 



' BuU. U. S. Geol. Survey No. 126, 1895. 



