The following collections are especially prepared and arranged for use
with this text:
_Weathering_
1 Diabase
*2 “ weathered
*3 “ disintegrated
°4 Felsite: Angular fragment
°5 “ Water rounded pebble
_Formation of Coals_
*6 Peat
°7 Lignite
8 Bituminous
*9 Cannel coal
°10 Anthracite
°11 Native coke
_Rock-forming Minerals_
*12 Graphite
°13 Halite
*14 Limonite
*15 Hematite
*16 Magnetite
17 “ Lodestone
*18 Quartz: Glassy
19 “ Flint
20 “ Chert
21 Opalized wood
*22 Gypsum
*23 Calcite
°24 Dolomite
25 Siderite
*26 Hornblende
°27 Pyroxene
*28 Muscovite
29 Biotite
*30 Orthoclase
°31 Albite
*32 Labradorite
*33 Kaolinite
34 Talc
*35 Serpentine
°36 Chlorite
37 Glauconite (Green Sand)
38 Chrysolite
39 Garnet
40 Pyrite
_Sedimentary and Metamorphic Rocks_
*41 Conglomerate: Breccia
*42 “ Pudding-stone
*43 Sand: Quartz
°44 “ Magnetite
*45 Sandstone: Ferruginous
46 “ Calcareous
47 “ Arkose
*48 Quartzite
49 Clay: Boulder
°50 “ Fire
*51 Shale
*52 “ Carbonaceous
53 Slate: Roofing
54 “ Flagstone
55 Porcelainite
56 Tripolite
°57 Siliceous Tufa
58 Novaculite
°59 Asphaltum
°60 Oil Sand
*61 Limestone: Fossiliferous
*62 “ Coquina
*63 “ Chalk
64 “ Crystalline
°65 “ Compact
66 “ Hydraulic
67 Calcareous Tufa
68 Dolomite
69 Rock Salt
°70 Phosphate Nodule
*71 Gneiss: Granitoid
*72 “ Micaceous
73 “ Hornblendic
°74 Norite: Hypersthenite
*75 Schist: Mica
76 “ Hornblende
77 “ Talc
78 “ Chlorite
79 Amphibolite
80 Soapstone
81 Verd Antique (Serpentine)
_Igneous Rocks_
*82 Granite: Binary
83 “ Muscovite
*84 “ Biotite
85 “ Hornblendic
86 “ Red
*87 Syenite
88 “ Elæolite
*89 Diorite
*90 Diabase: Trap
*91 Rhyolite
92 Trachyte
*93 Obsidian
94 Pumice
°95 Petrosilex
*96 Andesite
*97 Basalt
98 “ vesicular Lava
*99 Melaphyr: Amygdaloidal
°100 Volcanic Tuff
_Collection No. F1._ Entire list of 100 museum size
specimens (3¼ × 4¼), numbered, labelled and mounted
on blocks or in improved trays, for museum display
and laboratory work $40.00
(The same, labelled but unmounted, $30.00)
_Collection No. F2._ Same as above, but small museum
size, mounted in improved trays (2½ × 3½) $25.00
_Collection No. F3._ Same as F2, but hand size
specimens (2 × 2) 12.50
_Collection No. F4._ 80 specimens, omitting those
marked (°), in individual trays (2½ × 1¾) and two
cloth-board cases, numbered to correspond with
accompanying printed list (no labels) 5.00
_Collection No. F5._ 40 specimens marked (*), mounted
as collection F4 2.50
_Collection No. F6._ 100 pupils’ fragments (1 × 1),
numbered, in paper bags. (Single collection $1.25.)
In lots of 5 or more, each 1.00
_Collection No. F7._ 80 pupils’ fragments (like F6).
(Single $1.00.) In lots of 5 or more, each .75
_Collection No. F8._ 40 pupils’ fragments (like F6).
(Single 50c.) In lots of 5 or more, each .40
_Collection No. F9._ 25 museum size specimens,
illustrating structure, faults, stratification, etc.
Mounted and labelled 10.00
_For further information or in ordering, address_
WARD’S NATURAL SCIENCE ESTABLISHMENT
84-102 College Ave., Rochester, N. Y.
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Transcriber’s note:
Specimen numbers have been regularised as medium weight.
Page 7, ‘LeConte’ changed to ‘Le Conte,’ “By Prof. Joseph Le Conte.”
Page 12, ‘contined’ changed to ‘continued,’ “continued exposure to the”
Page 28, comma changed to full stop, “associated with beds of coal.”
Page 34, ‘or’ changed to upright, “_superficial_ or _aqueous_ agencies”
Page 96, all instances of ‘per cent’ changed to ‘per cent.’: “60 per
cent.”, “30 per cent.”, “85 per cent.”
Page 97, full stop inserted after ‘crust,’ “of the earth’s crust. The
name”
Page 105, specimen number absent in original.
Page 106, ‘green sand’ changed to ‘greensand,’ “greensand, and
serpentine”
Page 107, ‘magnesion’ changed to ‘magnesian,’ “the entire rock is
magnesian,”
Page 108, ‘70’ changed to ‘69,’ “classification on page 69”
Page 114, full stop inserted after ‘rocks,’ “the stratified rocks. Like”
Page 126, full stop inserted after ‘veins,’ “in veins. Those fissures”
Page 146, instance of thousands formatted without comma delimiter: “4000
to 5000 feet”
Page 188, instance of thousands formatted without comma delimiter: “7000
feet high”