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:
Silver Spoon Mine, Darwin, Darwin District, Darwin Hills, Inyo Co., California, USA

Oldest recorded age at locality: 174
Youngest recorded age at locality: 174

mindat Locality ID: 25553
mindat URL: http://www.mindat.org/loc-25553.html

Tectonic Settings:

Total number of sublocalities beneath "Silver Spoon Mine, Darwin, Darwin District, Darwin Hills, Inyo Co., California, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 36°14'58"N
Longitude: 117°34'2"W
Decimal Degree (lat, lon): 36.249444444444,-117.56722222222

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.

Aragonite	Junoite	Meneghinite	None	Pyrite	Quartz	Rocksalt	Tetradymite	Wollastonite

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: Bi C Ca Cu Fe O Pb S Se Si Te

Elements from minerals reported directly at this locality: Bi C Ca Cu Fe O Pb S Se Si Te

Structural Groups for minerals in this locality:
Aragonite Junoite Meneghinite None Pyrite Quartz Rocksalt Tetradymite Wollastonite

8 IMA Minerals at location:

Cerussite ()*	Galena ()*	Junoite ()*	Krupkaite ()*	Pyrite ()*
Quartz ()*	Tetradymite ()*	Wollastonite ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Cerussite ()*	Aragonite	Pb(CO₃)	174	174	4979
Galena ()*	Rocksalt	PbS	174	174	24243
Junoite ()*	Junoite	Cu₂Pb₃Bi₈(S,Se)₁₆	174	174	18
Krupkaite ()*	Meneghinite	PbCuBi₃S₆	174	174	80
Pyrite ()*	Pyrite	FeS₂	174	174	39462
Quartz ()*	Quartz	SiO₂	174	174	61156
Tetradymite ()*	Tetradymite	Bi₂Te₂S	174	174	510
Wollastonite ()*	Wollastonite	CaSiO₃	174	174	1247

1 Ages assigned to this locality:

	Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Age Interpret	Prioritized?	Sample Source	Sample Num	Run Num	Age from other Locality	Dated Mineral	Minerals explicitely stated as having this age	Age applies to these Elements	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID	Age Notes
	sedznpb-00455	174	174	174							Yes				23498	Darwin District, Darwin Hills, Inyo Co., California, USA	Darwin	Singer et al. (2009)		USGSOFR2009-1252

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...