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:
Polk Co., Oregon, USA

mindat Locality ID: 39339
mindat URL: http://www.mindat.org/loc-39339.html

Tectonic Settings:

Total number of sublocalities beneath "Polk Co., Oregon, USA": 56
Total number of bottom-level sublocalities: 53

Number of Child Localities: 53
Child Localities:
Bailey Pit
Boulder Creek Camp Deposit (Boulder Pass Deposit)
Buell
Buell Limestone Occurrence
Chapman And Eola Hills Bauxite Occurrence
Clay Hill Pit
Collins Ranch Occurrence
Dallas
Dallas Manganese Occurrence (Oakdale Deposit)
Ellendale Quarry (MRDS - 10051688)
Ellendale Quarry (MRDS - 10128595)
Ellendale Quarry (MRDS - 10275371)
Ellendale Quarry (MRDS - 10299271)
Finley Pit
Freeman & Sons Quarry
Gold Creek Pit And Plant
Johnson Uranium Occurrence
Kingwell & McManners Prospect
Krauger Pit
Lime Products Company
Martin Quarries
Mill Creek
Noble Mountain Tree Farm Quarry
Oregon Portland Cement Company
Pit 641
Quarry (MRDS - 10054265)
Quarry (MRDS - 10054284)
Quarry (MRDS - 10054290)
Quarry (MRDS - 10054297)
Road Pit 100
Rowell Creek Occurrence
Shenk Quarry
South Pit
Tuff Quarry (MRDS - 10054273)
Unnamed Stone - Crushed/Broken Pit (MRDS - 10153403)
Unnamed Stone - Crushed/Broken Pit (MRDS - 10153622)
Unnamed Stone - Crushed/Broken Pit (MRDS - 10153814)
Unnamed Stone - Crushed/Broken Pit (MRDS - 10225919)
Unnamed Stone - Crushed/Broken Pit (MRDS - 10232324)
Unnamed Stone - Crushed/Broken Pit (MRDS - 10250213)
Unnamed Stone - Crushed/Broken Pit (MRDS - 10250538)
Unnamed Stone - Crushed/Broken Pit (MRDS - 10274662)
Unnamed Stone - Crushed/Broken Pit (MRDS - 10299028)
Unnamed Stone - Crushed/Broken Quarry (MRDS - 10128566)
Unnamed Stone - Crushed/Broken Quarry (MRDS - 10153635)
Unnamed Stone - Crushed/Broken Quarry (MRDS - 10250832)
Unnamed Stone - Crushed/Broken Quarry (MRDS - 10275362)
Unnamed Stone - Crushed/Broken Quarry (MRDS - 10299138)
Unnamed Stone - Crushed/Broken Quarry (MRDS - 10299705)
Voigt Quarry
Waymire Creek Deposit
Weisensee Farm/Luckiamute Pit
Wigrich-Pomeroy Bar

Latitude: 44°55'57"N
Longitude: 123°25'27"W
Decimal Degree (lat, lon): 44.9325,-123.42416666667

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	Chlorite	Clay	Mordenite	Natrolite	None	Not in a structural group	Pyrite	Quartz	Spinel

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 C Ca Fe H K Mg Mn Na O S Si U V

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Calcite Chlorite Clay Mordenite Natrolite None Not in a structural group Pyrite Quartz Spinel

11 IMA Minerals at location:

Calcite ()*	Carnotite ()*	Clinochlore ()*	Gibbsite ()*	Hausmannite ()*
Laumontite ()*	Magnetite ()*	Mordenite ()*	Pyrite ()*	Quartz ()*
Scolecite ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Calcite ()*	Calcite	Ca(CO₃)	3	261667,261673,261688	27770
Carnotite ()*	None	K₂(UO₂)₂(VO₄)₂·3H₂O	1	261682	1184
Clinochlore ()*	Chlorite Clay	Mg₅Al(AlSi₃O₁₀)(OH)₈	1	261688	1756
Gibbsite ()*	None	Al(OH)₃	1	261669	504
Hausmannite ()*	Spinel	Mn²⁺Mn³⁺₂O₄	1	261674	350
Laumontite ()*	Not in a structural group	CaAl₂Si₄O₁₂·4H₂O	1	261673	1271
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	1	261673	14899
Mordenite ()*	Mordenite	(Na₂,Ca,K₂)₄(Al₈Si₄₀)O₉₆·28H₂O	1	261673	405
Pyrite ()*	Pyrite	FeS₂	2	261667,261673	39462
Quartz ()*	Quartz	SiO₂	3	261667,261673,261688	61156
Scolecite ()*	Natrolite	Ca(Si₃Al₂)O₁₀·3H₂O	1	261667	390

No ages have been assigned to this locality yet.

Sample	Source Locality	Reference URL
R060023	Dallas, Polk Co., Oregon, USA	https://rruff.info/R060023
R080128	Dallas, Polk Co., Oregon, USA	https://rruff.info/R080128
R060021	Dallas, Polk Co., Oregon, USA	https://rruff.info/R060021

All locality data graciously provided by mindat.org

All age data...