﻿FOURTH 
  REPORT 
  OF 
  THE 
  DIRECTOR 
  I907 
  I25 
  

  

  Garnet, 
  vesuvianite 
  and 
  anorthite, 
  Capo 
  di 
  Quaglia, 
  Italy 
  

  

  Biotite 
  and 
  chrysolite, 
  vicinity 
  of 
  Vesuvius, 
  Italy 
  

  

  Garnet 
  and 
  vesuvianite, 
  Vesuvius, 
  Italy 
  

  

  Gypsum, 
  Monte 
  Somma, 
  Italy 
  

  

  Epidote, 
  Torre 
  del 
  Greco, 
  Italy 
  

  

  Chrysolite 
  and 
  quartz, 
  Capo 
  di 
  Monte, 
  Italy 
  

  

  Galena 
  in 
  limestone, 
  Vesuvius, 
  Italy 
  . 
  

  

  Hematite 
  (specular), 
  Monte 
  Somma, 
  Italy 
  

  

  Vesuvianite, 
  garnet 
  and 
  anorthite, 
  vicinity 
  of 
  Vesuvius, 
  Italy.. 
  

  

  Vesuvianite 
  and 
  garnet, 
  Vesuvius, 
  Italy 
  

  

  Chrysolite 
  in 
  lava, 
  St 
  Giorgio 
  a 
  Cremano, 
  Italy 
  

  

  Vesuvianite 
  and 
  calcite, 
  Vesuvius, 
  Italy 
  

  

  Calcite, 
  Vesuvius, 
  Italy 
  • 
  

  

  Vesuvianite 
  and 
  epidote, 
  Vesuvius, 
  Italy 
  

  

  Meionite, 
  Vesuvius, 
  Italy 
  

  

  Muscovite 
  and 
  hematite, 
  Vesuvius, 
  Italy 
  

  

  Epidote 
  and 
  garnet, 
  Vesuvius, 
  Italy 
  

  

  Leucite 
  in 
  lava, 
  Monte 
  Somma, 
  Italy 
  

  

  Wollastonite 
  and 
  amphibole, 
  Vesuvius, 
  Italy.. 
  

  

  Vesuvianite, 
  Vesuvius, 
  Italy 
  

  

  Wollastonite 
  and 
  muscovite, 
  Vesuvius, 
  Italy 
  

  

  Nephelite, 
  Sebastiano, 
  Italy 
  .- 
  

  

  Stilbite, 
  Vesuvius, 
  Italy 
  

  

  Calcite 
  (calcareous 
  tufa), 
  Vesuvius, 
  Italy 
  

  

  Leucite 
  in 
  lava, 
  Monte 
  Somma, 
  Italy 
  

  

  Leucite 
  in 
  lava, 
  Capo 
  di 
  Sebastiano 
  

  

  Amphibole 
  in 
  lava, 
  Vesuvius, 
  Italy 
  

  

  Garnet 
  and 
  muscovite, 
  Vesuvius, 
  Italy 
  .- 
  

  

  Chrysolite 
  and 
  biotite, 
  Vesuvius, 
  Italy. 
  

  

  Leucite 
  in 
  lava, 
  Torre 
  del 
  Greco, 
  Italy 
  

  

  Vesuvianite, 
  Vesuvius, 
  Italy 
  

  

  Amphibole 
  (hornblende), 
  Vesuvius, 
  Italy 
  

  

  Vesuvianite, 
  Vesuvius, 
  Italy 
  

  

  Anorthite, 
  Vesuvius, 
  Italy 
  

  

  Chrysolite 
  and 
  pyroxene, 
  Sebastiano, 
  Italy 
  

  

  Biotite 
  and 
  feldspar, 
  Capo 
  di 
  Monte, 
  Italy 
  

  

  Garnet 
  and 
  muscovite, 
  Vesuvius, 
  Italy 
  

  

  Chrysolite 
  and 
  muscovite, 
  Vesuvius, 
  Italy 
  

  

  Sulphur, 
  Vesuvius, 
  Italy 
  2 
  

  

  Sulphur 
  in 
  lava, 
  Vesuvius, 
  Italy 
  2 
  

  

  Leucite 
  (crystals), 
  Capo 
  di 
  Sebastiano 
  10 
  

  

  Sal 
  ammoniac 
  on 
  lava, 
  Vesuvius. 
  Italy 
  

  

  Vesuvianite 
  and 
  muscovite, 
  Vesuvius, 
  Italy 
  

  

  Nephelite 
  and 
  amphibole, 
  Vesuvius, 
  Italy 
  

  

  Amphibole 
  (tremolite), 
  vicinity 
  of 
  Mont 
  Blanc, 
  Switzerland 
  

  

  Dolomite 
  and 
  pyrite 
  "' 
  " 
  " 
  

  

  Rhodochrosite 
  " 
  " 
  " 
  

  

  Amphibole 
  (bissolite) 
  " 
  " 
  " 
  

  

  Epidote 
  " 
  " 
  " 
  

  

  Galena 
  and 
  sphalerite 
  " 
  " 
  " 
  

  

  Garnet 
  " 
  " 
  " 
  

  

  Axinite 
  " 
  " 
  " 
  

  

  Tourmalin 
  " 
  " 
  " 
  

  

  Pyrite 
  " 
  . 
  " 
  " 
  ...[ 
  [ 
  " 
  [ 
  \ 
  \ 
  [ 
  

  

  Fluorite 
  " 
  " 
  " 
  "'." 
  

  

  Quartz 
  

  

  Quartz 
  (smoky) 
  " 
  " 
  " 
  

  

  Serpentine 
  " 
  " 
  " 
  

  

  Epidote 
  

  

  Siderite 
  

  

  Galena 
  " 
  " 
  " 
  

  

  Realgar 
  

  

  Calcite 
  

  

  