The sun., 1878-09-01
BLIsrING ROCKS pITH DrNIMIrE.
Results which More than satisfy IA Successful
Connecticut Farmer.

Our readers are already familiar with 'he
surre-- ful farming Of Mr.. Starr. the proprictor
of Echo Farm near l.itclileld. Conn. The fol-
lowing account ol his experiments with dy-
nninite in removing ockA and louldcrs IL taken
from the proceedings of the Connecticut state
Board Of Agriculture:
II ii ow but lit." about 1t tlynamitcl except
FROM results shown on my fields. \ Mr.. Parme-
lee who makes il his business 10 blow NJ rocks
to "xpSriment in one Il my fields. which pro-
posed To- clear Of rocks There was large num-
Der ot such ns could not bc blasted with powder.
and asked him what he could do. | suid.
i want you 10 experiment. aud II YOU satisfy
me ! VIII let YOU w,lk ier gay 9r two;,
wide. and nine or ten inches thick such
rock as would be difficult to blast with powder.
r6ek T was 8 in m atoms. % irscted him to another
larger rock. shallow one. and h. destroyed u
in about the same time. then set him at work
during the afternoon, and / was 40 pleased with
the result that day TINT allowed him to work
2 lays on my farm. tor which paid MN nv.
n possible. for fear of accident. am free to
say tina, the same humber II men, Judging from
the experience have had in blasting for six
years. could not have done in month what he
did In "a days That answers the question as
see that lcld The stones were Shattered and
crumbled 10 pleccs. - that what was deemed
very difficult field 20 clear IL now com paratvcly
an easy one. because cum draw ofr the looss
stones much easier than rocks weighing many
THE action Of the dynamite was remarka-
be. large white quartz rock, very hard TO
drill was next puyeri2ed by dynamite, This
first blast threw the large rock from its bed to
the surface That rather disappointed a NUM-
Der ~ gentlemen looking on. II" then put
cartridge by the side - the rock. and adhered
II tu the rock by two or three shovcliul- Of mud
Powder would have blown oil tho mud. but the
dynamite so shattered the r. * that could pick
il 10 pieces with my hands. The pieces weigh
from "A pound aud less To- ten pounds. The diff
ference between powder and dynamite j. this:
! In blasting with powder You driN the rock, hut
with dynamite you drill the ground, My rocks
| may not DC harder than other rocks. hut they ara
! much harder than Wyltni. Tho operatpr makes
| a hole under the rock. and MI he wants 10 re-
sist that dis ohdrsc il - little water. which II he
| can yet il underneath, he does not want any
earth e. lacN up. II Is tho Instantaneous dis
! charge uf this agent that skaters the rock.
/ Pow lor you must cpniiu". lut with dynamite
! the discharge j. - sudden that 10 shaft - the
| rock To- pieces The rocks NDra hot thrown ns
FAR a. hy powder. | wa well pleased with
| the result Of the dynamite On this field that
st the man To- work on thre" large rocks in an;
| other Acld. which had thought II getting rid
! of 10y powder. Trenches Wor, dug under thoSa
rocks by MY men. from ten. o. eleven feet in
depth; 50 YOU may lulg" oi III" HlI' OF tho
! rocks. The discharge WIS o. take place NJ l2
! o'clock and quite crowd -srmb!.d to witness
! tln scene. The lJ'ks were thrown but a little
| distance. hut Wcre rnmplrt .iy -hnitrrci'
Ar. Webb inquired. " " ouli the Stone ha
! suitai D. for buildiug wall - Dir. starr replied
| " \ MAJORITY ~ tho stone v. ui not te ii, TT
| building wall n dynamite ., '-lrol- the stone
L. a much srrater ,Atcnt than powder does