NJDEP - NJGS - First Annual Report of the Geological Survey of the ...

043In fi_lloevi.g the course of the' Wallkill Valley," ahmg th_base of: the mountain towards the southx_.est, ]imonite may beseen in numerous places, mingled with the soil, indicating theexistence of other beds, Of equal extent and_ value_ tim,ughthis ' district." Examinations for this ore should be made atthe base of the mountain, in depressions arid.valley% and inthe vicinity of the white or metal,orphic limestone. "FRANKLINITE AND RED OXIDE OF ZINC.Franklin and Sterling Hill in this district_ have hmg beencelebrated for .the intrieaey of their gcolo&dcal format ons, the rnumerous rare minerals, and cxtc!_sive and .valuable 'metalliferousdeposits. They have attracted men of sclencq fromall parts or"the wo_ld r witll a view i0"collecting specimens with'which to enrich their cabinets, and to tur:ning the incxha,stiblequantities of franl_linitc and red oxide of zinc to some prac-:Licalpurpose, Ahhough, from time to time, many attemptshave been made to render them available for the mnnufiketuroof zinc, iron, or some of their compounds, it was not untilwithin a few yea_ that any favorable results havc bt'cn oblained.These al:e among the most valuable contributionswhich have L,een mnde for many years to _:nctallurgical selene%and will be long regarded ,as illustrations of Americancnterprlsp and perseverance. :The nature of this report will simply allow the obsei'vationthat the. franklinite and zine ores are among the extensiveand valuable resources, of this part of the State. Skctche%maps, section% etc., illustrating their geology, mineralogy andmetallurgy, have been carefully prepared_ and will accompanyfull and detailed descriptlons.of them in a future report.FRANKLINITE.This ore occurs massiv% of a compact, coarse and finelygranular struetur% also crystallized in oetahedrons. It has aaNEW JERSEY GEOLOGICAL SURVEY