The New York herald. [volume] (New York [N.Y.]) 1840-1920, 1845-05-07
association OF American Geologists and Ma
turnlists.

Association OF American Biologists and Ma
turalists.
NEw HAVEN, MONDAY, 81 o'clock, A. M
Professor DEWEY called the meeting to order,
and announced the business of the day.
Dr. AMOS BlSNEY moved that the subject OF the
distribution OF mollusca, formerly committed to Dr.
Booth be continued in his hands for future report
Adopted.
Dr.. BINNRY again moved that S. S. Haldeman,
Esq, and 7. Z. Melsheimer, M. D., and John L.
LIE Conte, M. d., be requested to prepare synopsis
OF the coeopera OF the United States including the
specihc character and synonymes of all the known
species.
General Committee, that the next session Of the As
ISOLATION be held in the City Of New York in Sep
TENDER 1886, which was carried. hefollowing were
nominated as local Committee to carry out the
necessary preliminary arrangements Major James
Delafeld,, Professor J. Renwick, Professor Cyrus
Mason, Hon. James Tallmadge, Hon. Luther Bra
dish, Professor James E. De Kay, Jeremiah Won
Brcvoort, Commodore M. G. Perry, U. s. N,
Charles M. Wheatley, Professor James Hall. All,
bany; VIM. B. Kenney, ESQ., Newark; Charles
Congdon, Esq, Brooklyn.
from the Hon. Nathan Appleton, intimating his in
tenton, should the Society publish another volume
OF their transactions, to subscribe fifty dollars to-
The PRESIDENT, agreeable with resolution pass-
ed, nominated Professor Siliman, Professor Rogers
and DIR. A. Blnney az a Committee to consider GER
tain proposed amendments of the Constitution, and
supervise the fiscal concerns of the Society,"
Professor Rooms moved that DR.. Wyman be requested
to continue his researches fossil bones report
Olmsted be requested to report the Society at
it, next session on the Aurora Borcals Carried Also
that Professor Herrck be appointed to investigate the
phenomena Of shooting stars and Professor Sheppard
those OF meteoric iron and stones of tho United States
and report to the society. Adopted
Harris and Spencer P. Baird of Pennsylvania be up.
pointed to investigate the habits of birds in relation to
the nature and value Of tho food they Adopted
The names of DR.. Jackson and Mr. Hayes were added
70 tho COMMITTEES already appointed, to examine and
Professor srLLrMAy announced that Mrs. Whitney
would be happy to SEQ the association at her residence
this evening Adopted with reclamation
Professor SHEPARD to say a few words farther
the subject of Dr. Jacksons commu alton of last
evening relative to the geology Of Lake Superior
coincide with tbs wow broagh, forward by that
gentleman in respect to the peculiarly OF the copper
his inference Of the possible depth Of such odcs and
their direct origin from the primary rocks below II
FLOR repetition on large scale indeed Of the new u red
sandstone formation with its contents like that in the val
10y OF the For instance the sandstone con-
tains at numerous places western border from Ham,
den to Greenfield, Mass, the copper that
found just the line in the contiguous primary and
these Eare laid down around the debris Of the
very Same rocks, which still to inclose
the copper in tho primary This copper ore must,
therefore. have been brought by the Same causes,
land these doubtless torrents Of fresh water setting
from the higher formation region down the slopes
primitive into the then Great Lake of the Connecticut
Valley and laid down sometimes in bedded masses over
wide ereas in the sandstone at others it dropped into
Ias
event which doubtless led to the drainage the lake and
and the present order Of the surface altered many of
these deposits OF copper where the dykes passed
across them partly reducing in the latter the oxide
and suphures to native copper bringing portions of the
ore to the surface on the sides and backs of the
So also with regard to the red sandstone region of
Lake Superior, whose strata formed the same
CATION of the surrounding primitive by the which
rushed across them in the syncnal depression of the
lake the sub.equsnt eruption Of trap dykes produced
they contained The sliding upwards Of trap dyke from
the inclined strata Of sandstone would give upon the
upper surface OF the trap in Immediately sui
jacent to the vein bed superficial coating Of amy
gsloid rich in native copper The subsequent sinking
Of the trap near such points would allow Of tho coating
Of points with thin portions of native "copper" described
by Dr. The presence of silver with native copper did
not appear to Professor any ground for atributng
remote origin to THE deposits, since it is we'll known
that the great red sandstone of Western Germany
Kcweena The mines for cqample. there give commonly
about ten thousand pound: Of silver to two thousand
accounts given by Dr. j. that the deposits he had des
crbed were exceedingly rich, and would prove profit.
able to those engaged in their explorations but he did
not see grounds for supposing that any geoog
cal features involved in them and especially dis
necton with the trap would descend to great depths
and least Of ALL that they originated directly from the
DR.. JACKSON explained-He went to Lake Superior i'm.
that tho copper ore was produced from rocks
80 hsv" SsS an MOI or9
and was part OF the primary copper Of the globe brought
up in the trap rocks from the interior of the earth The
views Of Professor valuable and would explain
the origin of copper in some localities, but not when
Professor SHEPARD did not attach much consequence
to the fact Of copper not being found the junction of
the primary and secondary strata Of sandstone As to
found in red sandstone to account for it, He had great
respect for Dr. Us views the district which he had
visited but he could not entirely agree with him as to
the probability finding the copper far below the surface
On motion of Mr. REprELD Dr.. Reed was appointed to
report on the quartz veins Of Berkshire county Mass
Mr. WHELPLLY addressed the Society the trap rocks
OF the Connecticut Valley. His arguments direct
ed to prove that at period the sandstone Of the Con-
those elevations Of the primary rocks, known trap
dykes
Professor RocERs followed making some structures on
the views entertained in the last paper. II we'll
known to naurasts that two great of sand
stone occurred in this country-one occupied tho valley
from its northern end at the palisades N. j. far as
Carolina the South On tho geological survey OF Now
Jersey he found that portion Of this great estuary the
horns Of the shaped trap dyes are towards the
NJ w. while in Connecticut it is towards the East both
corresponding with the direction Of the sandstone stra
tum and in way conformed with that of the old sub
jaccnt rocks.
Here followed a brief discussion between Profess
sors Rogers, Redfeld, and others The former con.
tended that there evidence of departure from
the horizontal in the sandstone BEDS period subse
quent to their formation Professor r. contcnding that
The difference IN their horizontal direction BY
an uphcaving force.
b. sILLIMAr, Jr was convinced from every Indication
that the direction given to tho sandstones before tho
intrusion Of the trap rocks.
Prof REDrIrLD wished to observe, in justice to Dr.
Perciva that he the first to takc up tho subject
D. SLLIMAr, Jr, observed that the 46th volume Of
the American Journal of Science published 1884, gives
full credit to Dr. the original observer OF tho eros
eh FORMED dykes OF trap In the new red sandstone OF
Connecticut.
Dr. Jackson gave some interesting details of ,hoap.
poonco and position Of tho trap and sandstone Of Nova
Scotia whore evidences an uphcavng was
by the position of Of trap protuding between
others oil mcheoid and sandstone in the limo Of least re-
sstsnce. Hc considered II wes Of gneous origin and
causcdby tho fusion of iron sulphur and hornblend
and that the mchcoid compound Of trap and sand
stone.