Mineral Evolution Database

Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.

Mineral locality data provided by mindat.org

The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.

Locality Name:
Baker District (Pocahontas District; Auburn District; Minersville District), Baker Co., Oregon, USA

mindat Locality ID: 49795
mindat URL: http://www.mindat.org/loc-49795.html

Tectonic Settings:

Total number of sublocalities beneath "Baker District (Pocahontas District; Auburn District; Minersville District), Baker Co., Oregon, USA": 51
Total number of bottom-level sublocalities: 51

Number of Child Localities: 51
Child Localities:
Baker & Herriman Prospect (Young America)
Blue Canyon Placers
Buckeye Mine
Carpenter Hill Mine
Chemical Lime Pit (Monarch Marble - M.S. 261)
Dale William Claims (Dale Mine; William; Helgosen Prospect)
Durkee
Elk Creek
Elk Creek Placers
Foley Spring Prospects (Forsey And Coppinole Claims; French Group)
French Joe Occurrence
Gold & Copper Spring Occurrence
Gold Occurrence (MRDS - 10032597)
Gold Occurrence (MRDS - 10032599)
Golden Dream (Sorbeck)
Golden Eagle Mine (MRDS - 10201077)
Gray Eagle Mine (Koehler)
Griffin Gulch Placers
Harbo Claims
Johnson Mine (Hilltop Claim)
Little Pittsburg
Marble Creek Mining Company
McLean Dry Washer
Nelson Placers
North Powder Mine
Nugget Corporation Of Oregon Placer
Power River Mine (Calumet Copper Queen Group)
Quarry (MRDS - 10052391)
Salisbury Ranch
Shamrock
Silver King Mine (MRDS - 10297516)
Sorbeck Occurrence
Stices Gulch Placers
Stub Mine (Kent Mine)
Sutton Creek Mine
Tom Paine-Old Soldier Group (Yellowstone Group)
Unnamed Gold Occurrence (MRDS - 10176701)
Unnamed Gold Prospect (MRDS - 10127631)
Unnamed Gold Prospect (MRDS - 10152807)
Unnamed Gold Prospect (MRDS - 10224700)
Unnamed Gold Prospect (MRDS - 10249639)
Unnamed Gold Prospect (MRDS - 10298313)
Unnamed Prospect (Creek Copper Prospect; MRDS - 10200656)
Unnamed Silver Prospect (MRDS - 10249898)
Valentine & Cannon
Van Arsdale
Washington Gulch Placers
Worthing Group
Yellow Boy Mining Company Occurrence
Young America Mine
Zimmerman Prospect

Latitude: 44°48'23"N
Longitude: 117°52'6"W
Decimal Degree (lat, lon): 44.806388888889,-117.86833333333

A	This mineral is Anthropogenic.
G	This mineral is directly dated.
B	This mineral is reported as having this age.
Y	This mineral is using an age reported as an element mineralization period.
O	This mineral is using an age calculated from all data at the locality.
R	The age displayed for this mineral originates from a different, non-child locality.
P	The age displayed for this mineral is the range of ages for this mineral at all of this locality's children.
	This mineral's age has not yet been recorded.

Calcite	Chalcopyrite	Clay	Copper	Corundum	Malachite	Mica	None	Pyrite	Pyrochlore
Quartz	Rocksalt	Scheelite	Sphalerite	Spinel	Stibnite

Calcite ()*	Cervantite ()*	Chalcopyrite ()*	Chromite ()*	Galena ()*
Gold ()*	Ilmenite ()*	Magnetite ()*	Malachite ()*	Muscovite ()*
Pyrite ()*	Quartz ()*	Scheelite ()*	Sphalerite ()*	Stibiconite ()*
Stibnite ()*

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: Al Au C Ca Cr Cu Fe H K O Pb S Sb Si Ti W Zn

Elements from minerals reported directly at this locality: Al Ca H K O Pb S Si W

Structural Groups for minerals in this locality:
Calcite Chalcopyrite Clay Copper Corundum Malachite Mica None Pyrite Pyrochlore
Quartz Rocksalt Scheelite Sphalerite Spinel Stibnite

16 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Calcite ()*	Calcite	Ca(CO₃)	1	255006	27770
Cervantite ()*	None	Sb³⁺Sb⁵⁺O₄	1	254987	352
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	3	254973,254982,254997	27198
Chromite ()*	Spinel	Fe²⁺Cr₂O₄	1	254977	3902
Galena ()*	Rocksalt	PbS	0		24243
Gold ()*	Copper	Au	6	254972,254976,254977,254988,254995,255003	30554
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃	1	254977	5433
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	1	254977	14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	2	254973,254997	12537
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	0		17380
Pyrite ()*	Pyrite	FeS₂	5	254973,254982,254990,254997,255006	39462
Quartz ()*	Quartz	SiO₂	7	254973,254974,254976,254990,255004,255006,255020	61156
Scheelite ()*	Scheelite	Ca(WO₄)	0		4894
Sphalerite ()*	Sphalerite	ZnS	1	254973	21482
Stibiconite ()*	Pyrochlore	Sb³⁺Sb⁵⁺₂O₆(OH)	1	254987	446
Stibnite ()*	Stibnite	Sb₂S₃	2	254987,254990	3418

No ages have been assigned to this locality yet.

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...