234 TRANSACTIONS OF THE [MAY 7, 
Pulverulent. From sewer excavations. 146th street and St. 
Ann's avenue. 
Lining seams in gneiss. 56th street, Sixth and Seventh 
avenues. Fifth avenue, vicinity of 100th street. 
Ripidolite. Very abundant in /ayers above bed of dolomite.. 
Central avenue Quarry. 
Vermiculite. Reported as found at Fort George. 
Jefferisite. Brownish and dull greenish-gray lamine lining 
cavities and fissures in gneiss. Vicinity of Fifth avenue and 
100th street. Sparingly at Ninth avenue and 60th street. 
Also found at the various beds of dolomite. 
ALPHABETICAL LIST. 
(Species, and Important Varieties. ) 
PAGE. PAGE.. 
ACNE RG Ne Sas 224 Byssolite ois: Ws). Pee ee 224 
PA UIT 4 BL Bk te MA Ac a 229 -"Calette: 28. oS ee 221 
ANTGG) oss eens occ eee 228 Chabazite.............0- 232 
Allophane... 52 6..26.05 00 231 Chalcopyrite............. 217 
AMUONES sotto MAbs CAG ROO, CiCRORL*., ost n Res, niemeenne 223: 
Amphibole (Hornblende)223 Chlorite................ 233 
PA INET Slits toh stiches tienes 223 Chromite............... 219 
VATA NENAB sane a Sends 224 Chrysoberyl............ 220 
Angleite.. 520..40 0 seeaeal 232 «) Chrysotile. cc .c cose 233 
ANthOphyllite. ccs viac sire 224 Cleavelandite..........00: 228 
AMATO se. i.e... ielseradisd R21» (Coccolites. . ts... ase 223 
Apophyllite............. 281 Copper alumin, Halle aanaee 220: 
AGUMMNOTIUNG,. hanes stacleae 224 Columbite............... 219 
ATragonite=.o500556sae Rela (Crpehbonite? . os aves oe 219 
PSUORTUS. © Gras tact leet ee 224 Datolite.....c.. sces, oe scnee 231 
AWWW | tore: balowisivis esl « 218 Dolomite............... 221 
AZUEIGO 55-0 temp donriss a 217 Dumortierite............ 230 
BOSONIC, tance ashen 2ea- MepIdOte: .< 6. <0. See 226 
Beryl te. s chek tee Apts ESSONtle /. .s <ascicoemee 225 
Bieter ee monk BIRTOLLO .....,..+ «cies eae 230 
Bornite (Erubescite)....217 Fluorite................ 220 
Bournonite............. 217 Fluocerite..............220 
