![](http://www.alamy.com/thumbs/6/1AD1FCBF-1CE8-4191-ACFE-9DA43A460DCB/HFMBXJ.jpg)
Image taken from page 335 of 'A Treatise on Rocks, Rock-Weathering, and Soils. [With illustrations.]' Image taken from page 335 of 'A Treatise on Rocks,
Size: 1087px × 2299px
Photo credit: © Classic Collection 2 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: &, ancient, antique, blackletter, bldigital, book, books, borders, bygone, calligraphic, calligraphy, cover, date:1897, draw, drawing, font, george, historic, history, illustration, image, letter, lettering, manuscript, map, medium, merrill, ornate, page, page:335, pages, perkins., public_domain, pubplace:, scan, sherlocknet:category=diagrams, sherlocknet:tag=constituent, sherlocknet:tag=crystal, sherlocknet:tag=differ, sherlocknet:tag=feldspar, sherlocknet:tag=form, sherlocknet:tag=gneiss, sherlocknet:tag=line, sherlocknet:tag=mass, sherlocknet:tag=miner, sherlocknet:tag=origin, sherlocknet:tag=product, sherlocknet:tag=rock, sherlocknet:tag=structure, sherlocknet:tag=surface, sherlocknet:tag=variety, sketch, sysnum:002466464, vintage, vol:0, york