 | | Field Trip Notes | | Q E
S5
W63
1994
EART
ROADSIDE
GEOLOGY AND MINING
HISTORY OF
THE MOTHER
LODE
1994
Gregg Wilkerson...California
… • * * **
ROADSIDE GEOLOGY AND MINING
HISTORY
º
OF THE MOTHER LODE
April 9, 1994
Gregg...Field Trip Program
Mother
Lode
'94
Bakersfield District Office
Bureau of Land Managmement
3801 Pegasus.... . . 14 TV
QFºo
5-M/43
ROADSIDE GEOLOGY AND MINING
HISTORY OF THE MOTHER
|*4
EART
LODE
Gregg Wilkerson...Mariposa and to terminate at Georgetown in Placer County.
It
forms a more or less continuous belt of quartz |  | | Report (issue) | | Anchorage district _
Redoubt district ___-_
_
Valdez Creek district __
_
Willow Creek district
Yentna district...district _____________ _ ____ __________ _____
Copper River region __ _
_
_
Chistochina district
Nelchina...Nelchina district __ __ _
Nizina district
___
Prince William Sound district ______________________
Yakataga...Yakataga district _______________________________
Kenai Peninsula region _ ___ _ ______ ________ _
Homer...Homer district ______________________ __________ ___ _
Hope district _
_
_ _
Seward district ____
_ __ _
___ |  | | Report (Issue volume) | | of
nonfuel minerals and a chapter on trends in mining and quarrying in the metals and industrial mineral...State mineral production and mineral production by county were prepared in the Division of Statistics and... . . . . . . . . . . . . • • • . • • • • • 397
Oregon, by Rodney J. Minarik . . . . . . . . . . . . ...this report.
Name
State____________
SECTION 2.
County _ __ _ _ _ _ _ _ _ __
Stocks. production, end...salient statistics, and a summary of international mining news.
State Mineral Summaries provides estimated |  | | Report (issue) | | Map 77-168D)
By G. Donald Eberlein, Robert M. Chapman, Helen L. Foster,
and Judith S. Gassaway
EXPLANATORY...HAP COORDINATES
LOCATION
Slate Creek
8,20
T.25N..R.5W.
1 Trout Creek
B.20
T.2SN..R.SU.
DEVELOPMENT...reportedly mined
placer gold from gravels of
Slate Creek during tne 1950' s
and 1960's. Production
small...rlte specimens reportedly
collected from Trout Creek
were submitted to USGS in
1924. No other Information...reported 1n *onzon1te
about 5 ni to the north In
Trail Creek drainage area
Smth. 1942* , p. 197;
8erq and Cobo |  | Bliss, James D., Brosge, W.P., Dillon, J.T., Dutro, J.T., Cathrall, J.B., Cady, J.W. (1988) Mineral resource assessment of the Wiseman 1 degree by 3 degrees quadrangle, Alaska. Open-File Report Vol. 1988 (88-533) US Geological Survey doi:10.3133/ofr88533 | Report (issue) | | or back-arc spreading ridges. Host rocks include dunite, harzburgite,
gabbro, pillow basalts and diabase...the quadrangle, includes the valley of Hungarian Creek, the mountains
to the west of it, and most of the...Twelvemile Hountain and the
area adjacent to Alder Creek where it enters the North Fork Koyukuk River
valley...both to the north
(Twelve Mile Creek Placer) and south (Mailbox Creek Placer) of the tract.
d) Geochemistry;...quadrangle. Tract is approxiamtely centered on Florence
Creek.
b) Permissive rocks and structures; The permissive |  | | Report (issue) | | H. Brooks..................................
The mining industry in 1909, by Alfred H. Brooks............fuel, by Charles A. Davis................
101
Mining in southeastern Alaska, by Adolph Knopf..........C. Hoyt.
Mining in the Chitina district, by Fred H. Moffit............................
Mining and prospecting...quartz veins of the Fairbanks district, by L. M. Prindle........
Placer mining in the Yukon-Tanana region...cassiterite in the gold placers of Deadwood Creek,
Birch Creek district, by Bertrand L. Johnson............. |  | | Report (issue) | | rocks___________________________________________
Birch Creek schist and associated meta-igneous rocks.-.-_.
Tindir...system_____---__--------------------------_--Fossil Creek volcanics.___.____.__-___-__._------___.__
Silurian...terraces at head of Woodchopper Creek; B, Falls in
South Fork of Birch Creek....._......_._..._.......
4... A, VaUey of Fortymile River at mouth of Steel Creek; B, Contorted schist on ridge north of Mosquito...pre-Middle Ordovician rocks, East Fork of
Willow Creek, White Mountains.________________________
27
50 |  | | Book (volume) | | Nan-ling District (China)
USE Nan-ling Region (China)
Nan-ling Region (China)
UF Nan-ling District (China)...Nanticok language
USE Nanticoke language
Nanticoke Creek (N.Y.)
BT Rivers—New York (State)
Nanticoke girls...[QC611.8.N35]
[Former heading]
Narrow Lake (Noble County, Ind.)
USE Rivir Lake (Ind.)
Narrow-leaved black...(Tacoma,
Wash.)
Narrows Creek (B.C.)
BT
Rivers—British Columbia
Narrows Creek (Wis.)
BT
Rivers—Wisconsin...Rivers—Wisconsin
Narrows Creek Watershed (Wis.)
BT
BT
Narwhal (May Subd Geog)
[QL737.C433]
Naryshkina dvorets |  | | Book (edition) | | famous screes in England are those in the Lake
District, along the eastern side of Wastwater, where the...are an example of widespread soil
erosion in a district of low rainfall. A century ago, this region of...dusty soil, reducing
vast areas to desert. The district became a barren, wind-eroded, sandy
waste, bare...new editions of the
Ordnance Survey maps of the district. The Sussex coast, for example, just
east of Beachy...carrying also far-travelled boulders from the
Lake District and southern Scotland (see Fig. 99, p. 217). The |
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