478 NEW YORK STATE MUSEUM 



Pottery (continued) 



Ries. Directory of Manufacturers. Mus. bul. 35. ICOO. p.913-2.5. Samc^ 



Mus. rep. 54 (for 190O) 1902. 2:913-25. 

 Ries. Pottery Glazes. Mus. bul. 44. 1901 p.672. Same, Mus. rep. 54 (for 

 1900) 1902. 3:672. 



Pottsville cong-lomerate. Merrill. Pottsville Conglomerate. Mus. bul. 19, 



1898. p.167. Same, Mus. rep. 51 (for 1897) 1899. 1:167. 

 Poug-likeepsie. Smock. Stone Construction in. Mus. bul. 10. 18C0. 



P.SI21-22. 

 Precambrian rocks, see Crystalline rocks. 

 Precious stones. Catalogue of Gems and Precious Stones. Mus. re-p. 41 



(for 1887) 1888. p.44-48. 

 Prehnite. Beck. Prehnite. Min. N. Y. 1842. p.349-50. Mus. lep. 3 rei\ 

 ed. (for 1849) 1850. p.l41. 

 Emmons. C'biltonite. Geol. rep. 2d dist. (for 1837) 1838. p.251-52; (for 



1840) 1841. p.135. 

 Emmons. Prehnite. Geol. rep. 2d dist. (for 1840) 1841. p.l35. 

 Whitlock. Prehnite. Mus. bul. 58. 1902. p.105. 

 Primary rocks. Emmons. PrimitiA'e Rocks. Geol. rep. 2d dist. (for 18S6) 

 1S37. p.106-16, 120-21 (ed. 2, p.108-18, 122-23). 

 Emmons. Graniite, etc. Geol. rep. 2a dist. (for 1836) 1887. p.109-20 (ed. 



2, p.111-22). 

 Emmons. Classification of the Primary Rocks, comprehending those only 

 which have been observed in the northern disti'ict. Geol. N. Y. pt2.. 

 1842. p.23. 

 Mather. Metamorphic and Primitive Rocks and their Contents. Geol.. 



rep. 1st dist. (for 1840) 1841. p.103-5. 

 Mather. Primary Rocks. iGeol. N. Y. ptl. 1843. p.516-76. 

 Vanuxem. Advantages cf Studv in United States. Geol. rep. 4th dist. 



(for 1836) 1887. p.204-9 (ed. 2, p.206-11). 

 Vanuxem. Primary Rocks. Geol. rep. 3d dist. (for 1839) 1840. p.367-68. 

 See also Archaean; Crystalline rocks. 

 Primary system. Vanuxem. Primary System. Geol. N. Y. pt3. 1842.. 



p.l5, 17-21, 195. 

 PrimiUve lirDesloiie. Emmons. Primitive Limestone. Geol. ri'p. 2^ 

 dist. (for 1837) 1838. p.196-205. 

 Emmons. Primitive Limestone; Igneous Origin. Geol. N. Y. pt2. 1842.. 



p.37-67. 

 Elmimons. Primary Limestone in Essex County. Geol. N. Y. pt2. 1842_ 

 . p.225-29. 

 Emmons. Primarv Limestone in St Lawrence County. Geol. N. Y. \t\^ 



1842. p.340. 

 Emmons. Primitive Limestone in Warren Count5^ Geol. rep. 2d d st. 



(for 1838) 1839. p.236. Geol. N. Y. pt2. 1842. p.175-76. 

 Gale. White or Primarv Limestone of New York County. Geol. rep. 



1st dist. (for 1838) 1839. p.191-92. 

 Horton. White Limestone, Primitive or Granujar Limerock. Geol. lep-. 



Ist dist. (for 1838) 1889. p.139-41. 

 Vanuxem Primitive Limestone in Lewis Countv. Geol. N. Y. pt3. 



1842. p.266. 

 See {ilso CiTStalline rocks. 

 Prochlorite. V>'hitlock. Prochlorite. Mus. bul. 58. 1902. p. 112. 

 Protean group. aVanuxem. Protean Group. Greol. rep. 3d dist (for 

 im~) i88H p.284: (tor 1?38) IbSJ. p.24(i-49; (for 1839) 1840. p.374-7.3. 

 See also Clinton group; Niagara group. 



a First use of term. 



