The Seattle post-intelligencer. [volume] (Seattle, Wash. Terr. [Wash.]) 1888-1914, 1898-10-10

Great bodies OF snEphide Ore and De-
ca.ioh.l Gaiena Lodges.

What there IL In Southeastern Alaska
from mining standpoint vas desari0 !
pretty thoroughly to pJst-inteal.g Dcer
representative by S. 81 DeWsuap VINO has
returned from 2 summer pTospect ing on
the cast and islands az far aCrtn A. ket~
chikan lie If aere n May on the yacht
Foam in company WIKI Taemas Boyd. W.
l.. Anes. + W Ccaven. IN. A. Nj Burns,
CaEf. II. l.. Fish aud i i. Hart In sum
ming ny ms observations, Ar. DewsEl4p
said:
II found the geological SUNNI. Of th-
country near the center If ReyiIlagiee4o
island. AYChat al granite crops N the
uuad u Carroll init and IS 0ve TIaid with
gn*EsS ard msca schlst-reaIy scnist
gne.ss Thl4 j, oyrrl4i3 by a series Of
Inet4morph.c states. talcose in parts,
which are cut with quartz .striugers. car
ryng in SOM Instances the precious met
di9 i'ilSs seems 20 bs n pocket bell. Fol-
Rowing ia Il series II sysn.te interstrati-
fled with sarpentjne greensboro. Lying
west OF this rs a strong belt OF porphyritic
fe'site !ntefsiTatiHed with sy"nte and ear
r5ng ore veins Of quartz with chdlcopy-
rte. narcasite twaite IrGn pyr!'e4l and
carrying more or lass harite This telt
- tenda from near Cape Fox n0TtBxe-te--
~, crossing Cat Mary Annette ard Gr..-
VIVA Islands. a part 90 Prince Of Wales
island and t.roaab,y ex1endit to part OF
Baranof stand
This is the copper ore belt Of that sec-
ton ana numerous claims have beer
stdked ali along il and asSt seTnent and del
ytlCpment work ts being done. The CEN
ter OF disturbance appears on the south
efd ~ GRAY ia island, where an extinct
crater. now fillcd by a lake of warm wa
Ter exists. III his portion Of the belt the
tower strata are covered n ncC0formahlY
by belts Of clay states ana argillaceous
sandstone. altered AZ numerous points by
laTse. ~ hich ovcriic II, III.
7 had = laboratory XII with me- and We
sampled Il number of veins and located
ffw ciiiri9 on Grav.na island The lodges
are not "a freqHen AS IL the Cascades
ire not very Will mark I'd being general
capped Win arg1i a.. Gus Saudstones or al
tered rocks # one kind or another, 81 shat
II ia dlfi;cult 30 tell what they are. Where
These cap 70 ks are found 20 he very much
oNidzed with IRON stains, sulphide ores are
found by sinking. MaT:2Site g Grst en-
Tounttrcd. thcn harite with Chalc0pyr.,s
and hleude Ordinarily 80 character;ze
vein Il Is necessary Il sink eight or ten
feet. The cap-rocks seldom show more
IN an thc mertSt trace Of gold. but a. You
go down, thc gold vAlee Increases, SO far
as h4ve been al 10 . e ana the copi-
cons ieraose prospecting has been done
ms summer ari many discoveries made
Wth tair siftfce pr"sp Ct. hut hide work
has been done, 20 that the veins are not
characterized. Surface Indications are
very sl'SAt a. % what is he.5w. not as
good ~ Washington. but the veins,
when s'''ck, seem ia increase III value
ON Seal bay. an tae eoa:h end Of Gra-
WA island ,N-govcruor S~iuefor6 mas
tkyn Uad band n Anacon "a Sroup &c
naN au]s "a m~ AMI his Il crew q
ultn shaking. ija rs 80 q COZ pr ore All
ere bottom 80 tie shaft WAS n go03 ore
when T. I. and hal Improved v,ry COM
alder 'hiv. t'it SO rot know how much
"r~ they h&Es. a> .hey bad not eroSscHt
the r'ie IT, hthaea1 mine. on the
south ,nI of Gravlua i%land cor SIS If
s.N 1T rl.at cIsIlu- Wnar. tHtre i1 4 r.,.yv
a, wo'k Rrcent d.Srov yes ~ gRtcne or-