﻿528 
  

  

  INDEX. 
  

  

  M 
  

  

  Magnetic 
  declination 
  in 
  the 
  U. 
  S. 
  for 
  

   1890, 
  Schott, 
  118. 
  

  

  needle, 
  causes 
  of 
  variations, 
  Bige- 
  

   low, 
  253. 
  

   Manganese 
  ores 
  in 
  Arkansas, 
  Penrose, 
  

  

  516. 
  

   Marindin, 
  H. 
  L., 
  losses 
  of 
  Cape 
  Cod 
  by 
  

  

  sea-encroachments, 
  112. 
  

   Marsh, 
  0. 
  C, 
  restoration 
  of 
  Stegosaurus, 
  

   179; 
  new 
  vertebrate 
  fossils, 
  265; 
  

   geological 
  horizons 
  determined 
  by 
  

   vertebrate 
  fossils, 
  336. 
  

   Matthew, 
  G-. 
  F., 
  fauna 
  of 
  the 
  St. 
  John 
  

  

  group, 
  73. 
  

   Maxim's 
  flying 
  machine, 
  342. 
  

   Merrill, 
  G. 
  P., 
  stones 
  for 
  building 
  and 
  

  

  decoration, 
  516 
  

   Meteoric 
  iron, 
  analyses, 
  Davison, 
  64. 
  

   Canon 
  Diablo, 
  Foote, 
  413. 
  

   Tonganoxie, 
  Bailey, 
  385. 
  

   Metal 
  Worker, 
  Kittredge, 
  523. 
  

   Mineralogie 
  Russlands, 
  Kokscharow, 
  77. 
  

   Minerals, 
  catalogue, 
  English, 
  438. 
  

  

  and 
  synonyms, 
  catalogue 
  of, 
  Egles- 
  

   ton, 
  434. 
  

  

  Tables 
  for 
  the 
  determination 
  of, 
  

   Frazer, 
  77. 
  

   Minerals— 
  

  

  Amber, 
  Cedar 
  Lake, 
  Canada, 
  332. 
  

   Anatase, 
  see 
  octahedrite. 
  Antlerite, 
  

   Colorado, 
  434. 
  Astrophyllite, 
  Col- 
  

   orado, 
  34. 
  

   Barite, 
  Missouri, 
  495. 
  Bernardinite, 
  

   California, 
  46. 
  Biotite, 
  N. 
  C, 
  242. 
  

   Brandtite, 
  Sweden, 
  433. 
  

   Cassiterite, 
  Mexico, 
  407. 
  Cerussite, 
  

   Arizona, 
  405. 
  Chemawinite, 
  Cedar 
  

   Lake, 
  Canada, 
  332. 
  Chloritoid, 
  

   Michigan, 
  499. 
  

   Ganophyllite, 
  Sweden, 
  433. 
  Gmel- 
  

   inite, 
  Nova 
  Scotia, 
  57. 
  Graphite, 
  

   formed 
  in 
  contact-metamorphism, 
  

   514. 
  Grunerite, 
  Michigan, 
  505. 
  

   Gypsum, 
  Girgenti, 
  407. 
  

   Hallifce, 
  Penn., 
  244. 
  Hematite, 
  Mex- 
  

   ico, 
  407. 
  

   Ilvaite, 
  Canada, 
  432. 
  Iron, 
  meteoric, 
  

  

  64. 
  

   Kallilite, 
  Prussia, 
  433. 
  Kamacite, 
  

  

  64. 
  Kaolinite, 
  Arkansas, 
  17. 
  

   Mordenite, 
  axial 
  ratio, 
  409. 
  Musco- 
  

   vite, 
  Maine, 
  251. 
  

   Newtonite, 
  Arkansas, 
  13. 
  

   Octahedrite, 
  Buckingham 
  Co., 
  Va., 
  431. 
  

   Offretite, 
  France, 
  433. 
  Orpiment, 
  

   Yellowstone, 
  403. 
  

   Painterite, 
  Penn., 
  247. 
  Pennine, 
  

   Texas, 
  Pa., 
  408. 
  Plessite, 
  64. 
  

   Plumboferrite, 
  Sweden, 
  434. 
  Pro- 
  

  

  Minerals 
  — 
  

  

  tovermiculite, 
  Ark., 
  242. 
  Pyro- 
  

   phanite, 
  Sweden, 
  433. 
  

  

  Quartz 
  crystals 
  in 
  spherulites, 
  42. 
  

  

  Realgar, 
  Yellowstone, 
  403. 
  Rector- 
  

   ite, 
  Ark., 
  16. 
  Riebeckite, 
  Michi- 
  

   gan, 
  508. 
  Rowlandite, 
  Texas, 
  430. 
  

   Rubies, 
  synthesis, 
  Fremy, 
  432. 
  

  

  Sulphur, 
  Yellowstone, 
  401. 
  Sychno- 
  

   dymite, 
  Prussia, 
  433. 
  

  

  Tasnite, 
  64. 
  Tscheffkinite. 
  Virginia, 
  

   36. 
  Tungsten 
  minerals 
  in 
  Canada, 
  

   347. 
  

  

  Umangite, 
  Argentine 
  Republic, 
  433. 
  

   Uraninite, 
  new 
  analyses, 
  390. 
  

   Missouri, 
  geological 
  survey, 
  bulletin 
  No. 
  

  

  5, 
  515. 
  

   Molten 
  rock, 
  contraction, 
  Barus, 
  498. 
  

   Mount 
  St. 
  Elias, 
  expedition 
  to, 
  Russell, 
  

  

  171. 
  

  

  N 
  

  

  Newberry, 
  J. 
  S., 
  genus 
  spheriophyllum, 
  

  

  76. 
  

   New 
  Jersey, 
  geological 
  report, 
  1890, 
  70. 
  

   Newton, 
  H. 
  A., 
  capture 
  of 
  comets 
  by 
  

  

  planets, 
  183, 
  482. 
  

  

  Obituary 
  — 
  

  

  Ferrell, 
  W., 
  358. 
  

  

  Joy, 
  C. 
  A., 
  78. 
  

  

  Williams. 
  J. 
  F, 
  524. 
  

   Organic 
  dyes, 
  optical 
  relations 
  of, 
  Vogel, 
  

  

  342. 
  

   Organ 
  pipes, 
  energy 
  used 
  in, 
  Wead, 
  21. 
  

   Ostwald's 
  Klassiker 
  der 
  Exacten 
  Wis- 
  

  

  senschaften, 
  178. 
  

  

  Peloponnesus, 
  geology 
  of, 
  Philippson, 
  

   173 
  

  

  Penfield, 
  S. 
  L., 
  minerals 
  in 
  spherulites 
  

   of 
  rhyolite, 
  39. 
  

  

  Penrose, 
  R. 
  A. 
  F„ 
  manganese 
  ores 
  in 
  

   Arkansas, 
  516. 
  

  

  Philippson, 
  A., 
  geology 
  of 
  the 
  Pelopon- 
  

   nesus, 
  173. 
  

  

  Phonics 
  of 
  auditoriums, 
  Cutter, 
  468. 
  

  

  Phosphorescence, 
  Wiedemann, 
  69. 
  

  

  Photography 
  of 
  the 
  spectrum 
  iu 
  color, 
  

   Vogel, 
  426. 
  

  

  in 
  color, 
  Thwing, 
  388. 
  

  

  Physical 
  observatory, 
  Washington, 
  7 
  8. 
  

  

  Pirsson, 
  L 
  V., 
  gmelinite, 
  57 
  ; 
  mineralog- 
  

   ical 
  notes, 
  405 
  ; 
  sulphur, 
  orpiment 
  

   and 
  realgar 
  in 
  the 
  Yellowstoue, 
  401. 
  

  

  Polar 
  light 
  and 
  cosmic 
  dust, 
  Liveing 
  

   and 
  Dewar, 
  69. 
  

  

  Pumpelly, 
  R., 
  secular 
  rock 
  -disintegra- 
  

   tion 
  as 
  related 
  to 
  transitional 
  crystal- 
  

   line 
  schists, 
  346. 
  

  

  