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:
Clear Lake, Sulphur Creek District (Sulfur Creek District; Wilbur Springs District), Lake Co., California, USA

Oldest recorded age at locality: 1.68
Youngest recorded age at locality: 1.64

mindat Locality ID: 229329
mindat URL: http://www.mindat.org/loc-229329.html

Tectonic Settings:

Total number of sublocalities beneath "Clear Lake, Sulphur Creek District (Sulfur Creek District; Wilbur Springs District), Lake Co., California, USA": 10
Total number of bottom-level sublocalities: 9

Number of Child Localities: 9
Child Localities:
Borax Lake Mine (Lake Hachinhama; Little Borax Lake; Clear Lake)
Christianson Tract
Cinder Products Company
Clear Lake Highlands Area
Coleman Pumice
Mott Place Ranch Stone Occurrence
Red Rock Quarry
Unnamed Clay Occurrence (1)
Unnamed Cr Occurrence (10)

Latitude: 38°58'34"N
Longitude: 122°38'30"W
Decimal Degree (lat, lon): 38.976111111111,-122.64166666667

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.

None	Quartz	Rocksalt	Spinel	Sulphur

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: B C Ca Cl Cr Fe H Na O S Si

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
None Quartz Rocksalt Spinel Sulphur

8 IMA Minerals at location:

Borax ()*	Chromite ()*	Gaylussite ()*	Halite ()*	Quartz ()*
Sulphur ()*	Trona ()*	Ulexite ()*

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
Borax ()*	None	Na₂B₄O₅(OH)₄·8H₂O	1.68	1.64	1	160762	76
Chromite ()*	Spinel	Fe²⁺Cr₂O₄	1.68	1.64	1	160771	3902
Gaylussite ()*	None	Na₂Ca(CO₃)₂·5H₂O	1.68	1.64	1	160762	57
Halite ()*	Rocksalt	NaCl	1.68	1.64	1	160762	1398
Quartz ()*	Quartz	SiO₂	1.68	1.64	1	160766	61156
Sulphur ()*	Sulphur	S	1.68	1.64	1	160762	2045
Trona ()*	None	Na₃(HCO₃)(CO₃)·2H₂O	1.68	1.64	1	160762	129
Ulexite ()*	None	NaCaB₅O₆(OH)₆·5H₂O	1.68	1.64	1	160762	160

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
	NAVDAT-130387	1.68	1.64	1.66±0.02					130387						229329	Clear Lake, Sulphur Creek District (Sulfur Creek District; Wilbur Springs District), Lake Co., California, USA		NAVDAT		NAVDAT

All locality data graciously provided by mindat.org

All age data...