196 
INDEX. 
Page. 
Hardwood Island quarry, granite of. classi- 
fication of 73 
Harris, G. F., on sheets 30 
Hartland quarry (Hartland), description 
and product of 149 
granite of, classification of 74 
Hartland Town, quarries in 149 
See also Hartland quarry. 
Harvey Dunbar quarries (Sullivan), descrip- 
tion and product of 113-114 
Havey, W. T., quarry of. Set Whalesback 
quarry. 
Hawes, G. W., on hardness of granite 04 
Head Harbor Island, granite of classifica- 
tion of 73 
quarries on 1 7 1 . 172 
See also Minerva Cove quarry; New- 
England Granite quarry. 
Heading-seam, definition of 187 
Headings, decomposition due to 40 
definition of 187 
description of 39 K) 
intersection of, plate showing 40 
origin of 40 
plates showing 44, 40 
Heal, A. S., quarry of. Set Heal black- 
granite quarry. 
Heal black-granite quarry (Lincoln), de- 
scription and producl ol 157 
granite of, classification of 75 
Heat, sheeting due to 
Hematite, definition of 187 
Herrmann, <>.. on crushing st rength of gran- 
ites 21 
on joints 38 
on rift 
on sheets 30-31 
Sermon Hill quarry, d< scription and prod- 
uct of 147-148 
granite of. classification of 75 
Hermon Town, quarri* s in 147-148 
See also Hermon Hill quarry. 
Heron Neck, joints at . plate showing 32 
view of 32 
Itcrrrck, E. II., quarry of 89 
See also Herrick's quarries. 
Herrick's quarries ( B rooks ville), descrip- 
tion and producl of 89 
High Isle quarry. I- s< riptioi and product 
of 122-123 
granite from, analysis of 122 
classification of 73 
thii\ section of, figure showing 53 
heading at, plate showing 44 
sheets at 123 
plate showing 44 
structure at, figure showing 123 
water supply of 69 
Hitchock, C. H., on sheets 30 
work of 9 
Hodsdon, W. I., quarry of. See Hodsdon 
quarry. 
Hodsdon quarry (Fryeburg), description 
and product of 145 
Hollis Town, quarries in 180-181 
See also Bear Hill quarry. 
Page. 
Hooper, Havey & Co.'s quarry (Sullivan), 
description and product of 112 
fracture at 42, 112 
Hopewell quarry (Sullivan), description and 
product of Ill 
granite of, classification of 74 
sap at 53 
Hopewell Stone Co., quarry of. See Hope- 
well quarry. 
Hornblende, description of 17 
occurrence of. in granite 14,17,18,57 
Hornblende-biot ite granite, defuiit ion of. . . 24 
Hornblende granite, definition of 24 
Horsebrook Mountain quarry (Jonesboro), 
description and product of 167 
Howard, W. M.. quarry of. See Howard 
quarry. 
Howard quarry (Bluehill), description and 
product of 88 
granite of, classification of 73 
I [owe, Ernest, experiments of 15 
Hudson, C. E., quarry of. See Weskcag 
quarry. 
I [urricane Island, quarries on 129,137-138 
Burricane Island quarry (Vinalhaven), de- 
scription and product of 137-138 
granite of. analysis of 137 
classification of 73 
sheets at 34 
plate showing 36 
structure at, figure showing 138 
I. 
igneous, definition of 187 
Igneous Intrusions, period of n 
See also Intrusions. 
llinenite, occurrence of, in granite 17 
Inclusions, occurrence and description of... 50-51 
India, art ifieial product ion of sheets in 33 
Intrusion of granite, evidences of 9-10 
history of 10 
period of 11 
laceration by 1-5-16 
Investment, amounl of 183 
Irish granite, gas in 19 
J. 
Jackson, C. T., work of 9 
Jay Town, quarries in 80-83 
See also Maine and New Hampshire 
Granite Co.'s quarries; Ameri- 
can Stone Co.'s quarry. 
Jewett, E. C, quarry of. See Jewett's 
black-granite quarry. 
Jewett's black-granite quarry (Whitefleld), 
description and product of . . . 143-144 
granite of, classification of 75 
Johannsen, Albert, work of 13-14 
Joint faces, minerals on 51-52 
Joints, courses of 39 
definition of 187 
origin and description of 38-39 
plates showing 32, 36, 40, 60 
sheet structure and intersection of 38 
intersection of, plates showing. . . 36, 40, 60 
