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:
Pine Flat Lake, Fresno Co., California, USA

Oldest recorded age at locality: 180
Youngest recorded age at locality: 168.4

mindat Locality ID: 220940
mindat URL: http://www.mindat.org/loc-220940.html

Tectonic Settings:

Total number of sublocalities beneath "Pine Flat Lake, Fresno Co., California, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 36°49'57"N
Longitude: 119°19'33"W
Decimal Degree (lat, lon): 36.8325,-119.32583333333

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.

Clay	None	Sepiolite

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: H Mg O Si

Elements from minerals reported directly at this locality: H Mg O Si

Structural Groups for minerals in this locality:
Clay None Sepiolite

1 IMA Minerals at location:

Sepiolite ()*

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
Sepiolite ()*	Sepiolite Clay	Mg₄Si₆O₁₅(OH)₂·6H₂O	180	168.4	0		241

6 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Sample Source	Dated Mineral	MinDat Locality ID	Dated Locality (Max Age)	Reference	Reference ID
USGS-U-Th-Pb-00614_206_238	168.9	168.9	168.9	206_238	zircon	Zircon	220940	Pine Flat Lake, Fresno Co., California, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-00614_207_206	180	180	180	207_206	zircon	Zircon	220940	Pine Flat Lake, Fresno Co., California, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-00614_207_235	169.5	169.5	169.5	207_235	zircon	Zircon	220940	Pine Flat Lake, Fresno Co., California, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-00615_206_238	168.4	168.4	168.4	206_238	zircon	Zircon	220940	Pine Flat Lake, Fresno Co., California, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-00615_207_206	170	170	170	207_206	zircon	Zircon	220940	Pine Flat Lake, Fresno Co., California, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-00615_207_235	168.5	168.5	168.5	207_235	zircon	Zircon	220940	Pine Flat Lake, Fresno Co., California, USA	USGS-U-Th-Pb	USGS-U-Th-Pb

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...