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:
Ada Co., Idaho, USA

Oldest recorded age at locality: 11.6
Youngest recorded age at locality: 0.49

mindat Locality ID: 27577
mindat URL: http://www.mindat.org/loc-27577.html

Tectonic Settings:

Total number of sublocalities beneath "Ada Co., Idaho, USA": 56
Total number of bottom-level sublocalities: 48

Number of Child Localities: 18
Child Localities:
Badger Prospect
Black Hornet District
Boise District
Eagle
Gold Dollar Mineral Claims
Golden Eagle Occurrence
Lucky Peak Dam
Northwest Big Foot Bar Placer
Rip Rap Pit-Gowen Field
Rocky Canyon Occurrence
Shaw Mountain District
Snake River Placer (MRDS - 10144066)
Snake River Placer (MRDS - 10168337)
Snake River Placer (MRDS - 10216808)
Swan Falls
Unnamed Gold Location (MRDS - 10168381)
Unnamed Pumice Location (MRDS - 10168224)
Wild Cat

Latitude: 43°22'57"N
Longitude: 116°11'32"W
Decimal Degree (lat, lon): 43.3825,-116.19222222222

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.

Amorphous	Arsenopyrite	Beryl	Calcite	Clay	Copper	Mica	None	Not in a structural group	Pyrite
Quartz	Rocksalt	Sphalerite	Thomsonite

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 As Au Be C Ca Fe H K Mg Na O Pb S Si Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Amorphous Arsenopyrite Beryl Calcite Clay Copper Mica None Not in a structural group Pyrite
Quartz Rocksalt Sphalerite Thomsonite

12 IMA Minerals at location:

Arsenopyrite ()*	Beryl ()*	Calcite ()*	Galena ()*	Gold ()*
Muscovite ()*	Offretite ()*	Opal ()*	Pyrite ()*	Quartz ()*
Sphalerite ()*	Thomsonite-Ca ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Arsenopyrite ()*	Arsenopyrite	FeAsS	11.6	11	1	203978	9052
Beryl ()*	Beryl	Be₃Al₂Si₆O₁₈			1	203995	4286
Calcite ()*	Calcite	Ca(CO₃)			1	204003	27770
Galena ()*	Rocksalt	PbS	11.6	11	3	203978,203979,203980	24243
Gold ()*	Copper	Au	11.6	11	1	203978	30554
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂			1	203997	17380
Offretite ()*	Not in a structural group	KCaMg(Si₁₃Al₅)O₃₆·15H₂O			1	204003	146
Opal ()*	Amorphous	SiO₂·nH₂O			3	203986,203997,203998	2994
Pyrite ()*	Pyrite	FeS₂	11.6	11	3	203978,203979,203980	39462
Quartz ()*	Quartz	SiO₂	11.6	11	7	203978,203979,203980,203986,203995,203997,204000	61156
Sphalerite ()*	Sphalerite	ZnS	11.6	11	1	203978	21482
Thomsonite-Ca ()*	Thomsonite	NaCa₂(Al₅Si₅)O₂₀·6H₂O			1	204003	452

10 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Sample Num	MinDat Locality ID	Dated Locality (Max Age)	Reference	Reference ID
NAVDAT-33759	11.6	11	11.3±0.3	33759	135522	Adelmann Group, Black Hornet District, Ada Co., Idaho, USA	NAVDAT	NAVDAT
NAVDAT-33766	11.5	10.5	11±0.5	33766	139731	Perlite Deposit (MRDS - 10096227), Boise District, Ada Co., Idaho, USA	NAVDAT	NAVDAT
NAVDAT-33767	11.6	11	11.3±0.3	33767	139731	Perlite Deposit (MRDS - 10096227), Boise District, Ada Co., Idaho, USA	NAVDAT	NAVDAT
NAVDAT-10389	0.99	0.91	0.95±0.04	10389	139490	Northwest Big Foot Bar Placer, Ada Co., Idaho, USA	NAVDAT	NAVDAT
NAVDAT-10399	0.99	0.91	0.95±0.04	10399	139490	Northwest Big Foot Bar Placer, Ada Co., Idaho, USA	NAVDAT	NAVDAT
NAVDAT-10397	1.12	0.76	0.94±0.18	10397	248335	Swan Falls, Ada Co., Idaho, USA	NAVDAT	NAVDAT
NAVDAT-10406	0.73	0.49	0.61±0.12	10406	248335	Swan Falls, Ada Co., Idaho, USA	NAVDAT	NAVDAT
NAVDAT-10407	2.77	2.57	2.67±0.1	10407	248335	Swan Falls, Ada Co., Idaho, USA	NAVDAT	NAVDAT
NAVDAT-10408	1.83	1.37	1.6±0.23	10408	248335	Swan Falls, Ada Co., Idaho, USA	NAVDAT	NAVDAT
NAVDAT-10412	1.83	1.37	1.6±0.23	10412	248335	Swan Falls, Ada Co., Idaho, USA	NAVDAT	NAVDAT

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...