Annual report (1910) (14776557871)

Identifier: annualreport6421910newy (find matches)
Title: Annual report
Year: 1902 (1900s)
Authors: New York State Museum
Subjects: New York State Museum Science Science
Publisher: Albany : University of the State of New York
Contributing Library: Smithsonian Libraries
Digitizing Sponsor: Biodiversity Heritage Library



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GEOLOGY OF THE POUGHKEEPSIE QUADRANGLE IOO, pany. The rock is somewhat silicious and doloinitic, as the follow-ing analysis1 shows: Lime 29. 07 Magnesia 16.29 Carbonic acid , 40.76 Alumina , 2. 33 Ferric oxid -47 Silica 10.17 Another quarry has been opened on the west bank of the Hudsonin the southwestern extension of the western strip of the Wap-pinger creek belt, about three-quarters of a mile south of Marl-boro station. This is commonly known as Kerrs quarry. Aconsiderable enterprise was apparently projected and was in activeoperation up to the season of 1909. During that season work wassuspended. The limestone near New Hamburg was burned for lime in earlieryears. Its silica and magnesia content would necessitate leanreturns. At Rupperts quarry near Poughkeepsie the Potsdam is burnedfor lime for private use. The Fishkill limestones were used for lime in earlier days, andalso as a flux in the operation of the Hopewell furnace a generationago. Limonite deposits. Limonite, or brown he