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:
Troy, Troy District, Latah Co., Idaho, USA

Oldest recorded age at locality: 33.7
Youngest recorded age at locality: 5.3

mindat Locality ID: 250329
mindat URL: http://www.mindat.org/loc-250329.html

Tectonic Settings:

Total number of sublocalities beneath "Troy, Troy District, Latah Co., Idaho, USA": 10
Total number of bottom-level sublocalities: 10

Number of Child Localities: 10
Child Localities:
Benson Clay Deposit (Troy Firebrick Company; Linderman; Johansen; Calen)
Carlson Clay Prospect (Flynn; Watertrough)
Copper Chief Mine
Gemmill Prospect (Olson)
Jensen Pit
Little Bear Creek Clay Prospect (Bear Creek)
McKeehan Clay Mine (McKeene)
O. K. Olson Prospect
Troy Fire Brick Company
Unnamed Quartz Occurrence [1]

Latitude: 46°44'29"N
Longitude: 116°43'35"W
Decimal Degree (lat, lon): 46.741388888889,-116.72638888889

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.

Chalcopyrite	Clinozoisite	Cobaltite	Covellite	Epidote	Nickeline	None	Not in a structural group	Pyrite	Pyroxene
Quartz

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 Ca Co Cu Fe H Mg O S Si

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Chalcopyrite Clinozoisite Cobaltite Covellite Epidote Nickeline None Not in a structural group Pyrite Pyroxene
Quartz

11 IMA Minerals at location:

Bornite ()*	Chalcocite ()*	Chalcopyrite ()*	Cobaltite ()*	Covellite ()*
Diopside ()*	Epidote ()*	Pyrite ()*	Pyrrhotite ()*	Quartz ()*
Sillimanite ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Bornite ()*	None	Cu₅FeS₄	3	209231,209232,209236	5516
Chalcocite ()*	None	Cu₂S	1	209232	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	3	209231,209232,209236	27198
Cobaltite ()*	Cobaltite	CoAsS	1	209231	966
Covellite ()*	Covellite	CuS	1	209232	4165
Diopside ()*	Pyroxene	CaMgSi₂O₆	1	209232	4135
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	1	209232	8173
Pyrite ()*	Pyrite	FeS₂	2	209232,209236	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	1	209232	9056
Quartz ()*	Quartz	SiO₂	4	209231,209232,209236,209238	61156
Sillimanite ()*	Not in a structural group	Al₂SiO₅	1	209231	1516

5 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-47862	23.8	5.3	14.55±9.25	47862	136396	Carlson Clay Prospect (Flynn; Watertrough), Troy, Troy District, Latah Co., Idaho, USA	NAVDAT	NAVDAT
NAVDAT-47863	23.8	5.3	14.55±9.25	47863	136396	Carlson Clay Prospect (Flynn; Watertrough), Troy, Troy District, Latah Co., Idaho, USA	NAVDAT	NAVDAT
NAVDAT-48035	23.8	5.3	14.55±9.25	48035	136396	Carlson Clay Prospect (Flynn; Watertrough), Troy, Troy District, Latah Co., Idaho, USA	NAVDAT	NAVDAT
NAVDAT-47850	23.8	5.3	14.55±9.25	47850	138624	Little Bear Creek Clay Prospect (Bear Creek), Troy, Troy District, Latah Co., Idaho, USA	NAVDAT	NAVDAT
NAVDAT-47867	33.7	23.8	28.75±4.95	47867	138624	Little Bear Creek Clay Prospect (Bear Creek), Troy, Troy District, Latah Co., Idaho, USA	NAVDAT	NAVDAT

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...