100 THE GKANITES OF MAINE. 
The quarry is about 200 feet square and from 5 to 10 feet deep. 
Rock structure: The sheets, from 6 inches to 3 feet thick, are hori- 
zontal. Joints forming a heading on east side strike N. 20° W. and 
dip 75° W. A diabase dike, 6 to 10 inches thick, with course N. 20° 
W., traverses the entire quarry. 
The product is confined to paving blocks, which are carted about 
one-half mile to the wharf. 
The Allen qua ret/ belongs to the same concern as the ss Snowrlake," 
and lies one-fourth mile east of it. It is no Longer worked. The 
granite closely resembles that of the " Snowflake." The sheets are 
from 6 inches to 3 feet thick. PL VIII, /?, shows the sheets crossed 
by a diabase dike, which has a X. L5 W. course, and is faulted 
in two directions. (See p. 17.) There are geodes of pink feldspar, 
quartz, and epidote in the granite. 
The Babbadge quarry, on Mount Desert, about one-third mile 
southwest of Hall Quarry village, is operated by Seth Babbadge; 
address. Hall Quarry po>t-omce. The granite is a coarse-grained 
biotite granite. The quarry is 50 by .'»() feet and from :> to 10 feet 
deep. The sheets, which are up to 6 feet thick, lie horizontal. A 
diabase dike on the east side strikes N. 20° YV. There is one derrick. 
The product is sold to the McMullen Company. 
The Richardson Iir<>th< rs quarry, cm Mount Desert, lies nearly one- 
half mile southwesl of Hall Quarry village: address, Hall Quarry 
post-office. The rock i.-. a coarse biotite granite. The quarry is 100 
feet square and 5-10 feet deep. The sheet- are spaced from 1 to 6 
feet. There is one derrick. The product is also sold to the McMullen 
Company. 
The Fernald />r<>lh< rs and Higgins quarry is on Mount Desert, 
one-fourth mile north of Sound, on the east side of Somes Sound; 
address, Mount Desert post -office. 
The granite is a coarse 1 biotite granite resembling that of the 
McMullen quarry. There are several small openings, first worked 
in 1888. The one worked in 1905 is 50 feet square and a few feet in 
depth. There is one derrick. The sheets are up to 6 feet thick. The 
product is all used for paving and is carted about one-fourth mile to 
wharf. 
The Graves Brothers quarry is on Mount Desert, in the northern 
part of village of Northeast Harbor; address, Northeast Harbor. 
This quarry is Avorked only occasionally, for underpinning. It is 
mentioned here on account of the exceptional character of the stone 
among Maine granites, which (specimen 64, a) is a hornblende 
granite of general dark-gray color and medium even-grained texture, 
consisting, in descending order of abundance, of greenish-gray and 
pinkish potash feldspar (orthoclase and microcline), Avith inter- 
