The Seattle post-intelligencer. [volume] (Seattle, Wash. Terr. [Wash.]) 1888-1914, 1900-10-29
TUNGSTEN IN CONNECTICUT
Rare Material II Used in Experi-
ments With Armor-Piercfng
PrOtecftIes

RARE minerals which are being mined
~ ZONE, long Hiil. Conn. eight miles north OF
Sriuseport. are being used by the United
states government In a series OF experI-
ments 10 find pro1ectile that will pierce
me heaviest and hardest armor plate. The
products OF this mine are wolfrarn and
scneelite the two being found in corn
bination so far nowhere else In the world
Iney are. however. found separately.
scheelite being found in the gold mines
Of New Zealand. but il does not equal
either In quantity or quality that which
Is - being mined at Long Hin from the
s ourd - .,,nn mountain wolfram Is
zoha ana IN the tin mines OF Cornwall
England This combination makes che
value OF the mine extremely great VOL
tram and scheelite are the ores OF tung-
stem: AT the present time the products
or the mine sell from $3.50 to $3.50 a ton,
ana the owners Of this mine control the
worlds market for tungsten
The American Tungsten Mining and
Milling Company was formed a little over
a year ago and has been working the
, r1ans s'nce september, ana erecting
mine are Frederick C. Beach editor of
the Scientific American, who spends his
summers az stratford. a suburb OF Bridge.
port Sir Douglas Fox, of London. a WELL
known authority on mining in Cornwall
England; w II. Hinsdale, who designed
the unique plant, and who has been iden-
tined with the manufacturing of steel
for years, and Professor Adoiph CURT. Of
Bonn University. Germany, the chief con
sulting engineer, who has made several
trips to this country for the rnlrpose az
shaping the development Of the mine. The
resident chemist IA Prof Herbert Shil-
stone, late OF Barbados. British West
indies and the resident engineer is Earl
G. Bacon. Mr.. Shilstone is one Of half a
dozen chemists In the world who have
analyzed or who know practically any
thing about wolfram or scheeite.
Some sixty years ago the discovery OF
the combination OF the minerals at Long
Hill was made. the fact appearing IN a
book published in 1887. by Or r. u shsp.
ard, on the geology Of Connecticut Sci
the deposit the fact that ShaganowaumD
mountain was once n volcano and that
while the eruption Of the volcano was in
progress the chemical changes xupcrin-
duced by the intense heat took place and
LETT In layers about the hill limestone as
the frs, stratum and underneath the
fran and scheelke While the volcano
was IN action the tra-stie acid acting on
the limestone produced scheeiits. and on
the iron ore produced the wolfram.
Al the present time the mining being
Done IL simniv surface mining. Thus far,
che layer Of limestone. which Is next the
removing Il and mining in the open cut
fashion Tho strata OF limestone are
about 10 feet thick and viii increase In
thickness ns the mining snproac hss tho
stone grows too thick 20 cut through Il
will he tunnelied under, The vein of
Scheeiite and wolfram which iH now be-
ing worked is from y 70 rs fsss thick.
and apparently ~ unlimited width. The
progress ~ the development % the nina
IL 20 work toward the crater Of the vol
cann.
when the crater y reached a vertical
shRs; will be sunk. for then the WELD %
wolfram and aehaelite L. expected 20 be
much larger. The spot from which the
ore IL now teinG taken - about half a
rifle from tire plant where Il g crushed
TIE building Il on the side n the HILL. six
rteFies high.
THE ore Il practically puiveflxsd and
then passes through Hooper separators.
ard The valuable ore = taken out 81 the
taiiingx-
Ths American Tungsten Mining ard
Milling COMPANY does not aenarete the
wolfram from tho schseiisc II Il ship
y,4A - BUYERS "a u comes from the sep
sfnfnFa pug the two can - readily sep
nratef nv the use ~ thc magnet, a. wall
from RESPONDS 20 fhs magnet and scheei-
TEE feer not.
TA~ Krupn steel Works. - Germany.
have taken nearly al ~ tHN eutput thus
far A ruN-sh $50. however. a large con-
sigwrsert was sent 20 an eNncrtmsns sfa-
t,bn ~ tho I-nites states government Rus
reerrfiv IL was demonstrated fNRs a uro-
fsrfie With a fuuestsn tsFkff made from
vrr1f rsrv and srhee'tts wrufA nenatrafa
me hardest kind - hAsVsyixsd nickel
Hsaat Nrgwnr