368 SUPPLEMENT TO DESCRIPTIONS OF SPECIES. 
REESE RtvER District.—Native silver, proustite, pyrargyrite, 
stephanite, blende, polybasite, rhodochrosite, embolite, tetrahedrite! . 
cerargyrite, embolite. 
SAN ANTONIA —Belmont mine, stetefeldtite. 
S1x-M1ILE CaNon.—Selenite. 
OrMsBy Co.——W. of Carson, epidote. 
STOREY Co.—Alun, natrolite, scclecite. 
Wuirr Pre Co.—Eberhardt mine, cerargyrite ; Paymaster mine, 
freieslebenite. 
ARIZONA. 
To the south, south of Tucson, near the Mexican boundary, the re- 
gion about Tubac Arivaca, the Santa Rita and the Patagonia Mts., 
noted for silver mines, the ore in part argentiferous galenite ; about 
Tucson, copper ores ; a little to the north, the Heintzelmann mine, 
Stromeyerite, chalcocite, tetrahedrite, native silver, atacamite; on 
and near the Colorado River, in Yuma County, the Castle Dome, Eu- 
reka and other mines, of gold, silver, and copper, argentiferous gulc- 
nitc the prominent silver ore. In the Penal range, gold; on the San 
Francisco River, native copper, covellite, chalcopyrite, malachite, azu- 
rite ; at Bill Williams Fork, malachite, chrysocolla, atacamite, bro- 
chantite ; Montgomery mine, Harsayampa district, tetradymite. 
North of the Gila, just west of the boundary of New ME, chalco- 
cite, cuprite, malachite. 
OREGON AND WASHINGTON. 
Gold is obtained from beach washings on the southern coast ; quartz 
mines and placer mines in the Josephine district ; also on the Powder, 
Burnt, and John Day's rivers, and other places in- Hastern Oregon ; 
platinum, iridosmine, laurite, on the Rogue River, at Port Orford, 
and Cape Blanco. In Curry Co., pricette. 
At Seattle, Washington T.-—Scheelite, tourmaline ; at Fidalgo, 
realgar. 
IDAHO. 
In the Owyhee, Boise, and Flint eee ee gold, also extensive silver 
mines ; Poor Man’s Lode, cerargyrite ! proustite, pyrargyrite ! native 
silver, gold, pyromorphite, quartz, malachite, stephanite ; polybasite ; 
on Jordan Creek, stream tin ; Rising Star mine, stephantte, argentite, 
pyrargyrite ; Charity mine, Warren’s, scheelite, gold. 
MONTANA. 
Many mines of gold, etc., west of the Missouri River. HIGHLAND 
DistricT.—Tetradymite. SILVER Stak Dist.——Psittacinite. 
In the Yellowstone Park, in Montana and Wyoming Territories. -— 
Geyserite, amcthyst ! chalcedony, quartz crystals, quartz on calcite, 
etc. 
