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 Grove District, East Belt, Amador Co., California, USA

mindat Locality ID: 208840
mindat URL: http://www.mindat.org/loc-208840.html

Tectonic Settings:

Total number of sublocalities beneath "Pine Grove District, East Belt, Amador Co., California, USA": 43
Total number of bottom-level sublocalities: 41

Number of Child Localities: 3
Child Localities:
Clinton (Irishtown)
Little Grass Valley Mine
Pine Grove

Latitude: 38°23'48"N
Longitude: 120°39'31"W
Decimal Degree (lat, lon): 38.396666666667,-120.65861111111

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.

Amphibole	Arsenopyrite	Chalcopyrite	Clay	Copper	Mica	None	Pyrite	Quartz	Rhodonite
Rocksalt	Rutile	Sphalerite

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 Ca Cu Fe H K Mg Mn O Pb S Si Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Amphibole Arsenopyrite Chalcopyrite Clay Copper Mica None Pyrite Quartz Rhodonite
Rocksalt Rutile Sphalerite

12 IMA Minerals at location:

Arsenopyrite ()*	Bornite ()*	Chalcopyrite ()*	Galena ()*	Gold ()*
Muscovite ()*	Pyrite ()*	Pyrolusite ()*	Quartz ()*	Rhodonite ()*
Sphalerite ()*	Tremolite ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Arsenopyrite ()*	Arsenopyrite	FeAsS	1	150769	9052
Bornite ()*	None	Cu₅FeS₄	2	150771,150774	5516
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	5	150742,150754,150756,150774,150777	27198
Galena ()*	Rocksalt	PbS	6	150740,150754,150756,150768,150772,150777	24243
Gold ()*	Copper	Au	25	150739,150740,150741,150742,150743,150751,150752,150754,150755,150756,150757,150760,150761,150762,150765,150766,150768,150769,150771,150772,150773,150774,150775,150776,150777	30554
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	1	150770	17380
Pyrite ()*	Pyrite	FeS₂	7	150742,150754,150756,150769,150772,150774,150777	39462
Pyrolusite ()*	Rutile	MnO₂	2	150763,150770	3106
Quartz ()*	Quartz	SiO₂	11	150740,150742,150755,150756,150757,150769,150770,150771,150772,150775,150777	61156
Rhodonite ()*	Rhodonite	CaMn₃Mn(Si₅O₁₅)	2	150763,150770	969
Sphalerite ()*	Sphalerite	ZnS	2	150771,150777	21482
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	1	150749	2562

No ages have been assigned to this locality yet.

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...