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:
Santa Rita Peak, New Idria District, Diablo Range, San Benito Co., California, USA

Oldest recorded age at locality: 5.3
Youngest recorded age at locality: 0

mindat Locality ID: 218533
mindat URL: http://www.mindat.org/loc-218533.html

Tectonic Settings:

Total number of sublocalities beneath "Santa Rita Peak, New Idria District, Diablo Range, San Benito Co., California, USA": 23
Total number of bottom-level sublocalities: 23

Number of Child Localities: 23
Child Localities:
Asbestos Ridge Mine
Black Diamond One Claim
California State Gem Mine (Dallas Gem Mine; Benitoite Mine; Benitoite Gem Mine; Gem Mine)
Chlorite Schist Knob Occurrence
Green Fire Mine
Junnila Mine (Junnila Claim)
Santa Rita Deposit
Santa Rita Mine (Union Carbide Nuclear; Santa Rita Asbestos Mine; Joe 5 Pit; Joe 7-5 Mine; KCAC Mine)
Unnamed Amphibole Occurrence [1]
Unnamed Asbestos Prospect [2]
Unnamed Asbestos Prospects [1]
Unnamed Asbestos Prospects [3]
Unnamed Asbestos Prospects [4]
Unnamed Banalsite Occurrence [1]
Unnamed Benitoite Occurrence [1]
Unnamed Garnet Occurrence [1]
Unnamed Garnet Occurrence [2]
Unnamed Magnetite Occurrence [1]
Unnamed Spinel Occurrence [1]
Unnamed Ti-Fe Occurrence [1]
Unnamed Vesuvianite-Diopside Occurrence [1]
Unnamed Zeolite-Amphibole Occurrence [1]
Windy Mountain Claim

Latitude: 36°20'11"N
Longitude: 120°37'1"W
Decimal Degree (lat, lon): 36.336388888889,-120.61694444444

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.

Allophane	Amphibole	Analcime	Aragonite	Baddeleyite	Baotite	Benitoite	Calcite	Chlorite	Clay
Copper	Corundum	Covellite	Digenite	Feldspar	Garnet	Hydrotalcite	Joaquinite	Melilite	Mixite
Natrolite	Neptunite	Nickeline	None	Not in a structural group	Pectolite	Perovskite	Pyrite	Pyroxene	Quartz
Rocksalt	Rutile	Serpentine	Smectite-vermiculite	Spinel	Titanite	Vesuvianite

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: Ag Al As Ba C Ca Ce Cl Cr Cu F Fe H K Li Mg Mn Na Nb O P Pb S Si Sr Ti W Y Zr

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Allophane Amphibole Analcime Aragonite Baddeleyite Baotite Benitoite Calcite Chlorite Clay
Copper Corundum Covellite Digenite Feldspar Garnet Hydrotalcite Joaquinite Melilite Mixite
Natrolite Neptunite Nickeline None Not in a structural group Pectolite Perovskite Pyrite Pyroxene Quartz
Rocksalt Rutile Serpentine Smectite-vermiculite Spinel Titanite Vesuvianite

58 IMA Minerals at location:

Actinolite ()*	Aegirine ()*	Agardite-(Y) ()*	Albite ()*	Analcime ()*
Anatase ()*	Andradite ()*	Anthophyllite ()*	Aragonite ()*	Baddeleyite ()*
Banalsite ()*	Baotite ()*	Bario-orthojoaquinite ()*	Barioperovskite ()*	Beidellite ()*
Benitoite ()*	Calcite ()*	Chalcocite ()*	Chrysocolla ()*	Chrysotile ()*
Clinochlore ()*	Coalingite ()*	Copper ()*	Covellite ()*	Delindeite ()*
Digenite ()*	Diopside ()*	Djurleite ()*	Dolomite ()*	Ferro-hornblende ()*
Fresnoite ()*	Galena ()*	Glaucophane ()*	Ilmenite ()*	Joaquinite-(Ce) ()*
Jonesite ()*	Magnesiochromite ()*	Magnesioferrite ()*	Magnetite ()*	Montmorillonite ()*
Natrolite ()*	Neptunite ()*	Orthoclase ()*	Orthojoaquinite-(Ce) ()*	Perovskite ()*
Pseudomalachite ()*	Pyrite ()*	Pyrrhotite ()*	Quartz ()*	Rutile ()*
Serandite ()*	Silver ()*	Spinel ()*	Stevensite ()*	Strontiojoaquinite ()*
Titanite ()*	Uvarovite ()*	Vesuvianite ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Actinolite ()*	Amphibole	Ca₂(Mg_4.5-2.5Fe²⁺_0.5-2.5)Si₈O₂₂(OH)₂	5.3	1	170220	3419
Aegirine ()*	Pyroxene	NaFe³⁺Si₂O₆	5.3	1	170220	1022
Agardite-(Y) ()*	Mixite	YCu²⁺₆(AsO₄)₃(OH)₆·3H₂O	5.3	1	170221	90
Albite ()*	Feldspar	Na(AlSi₃O₈)	5.3	3	170220,170223,170232	8803
Analcime ()*	Analcime	Na(AlSi₂O₆)·H₂O	5.3	3	170220,170223,170239	1627
Anatase ()*	Not in a structural group	TiO₂	5.3	1	170220	2162
Andradite ()*	Garnet	Ca₃Fe³⁺₂(SiO₄)₃	5.3	6	170219,170220,170221,170222,170223,170234	1534
Anthophyllite ()*	Amphibole	Mg₂Mg₅Si₈O₂₂(OH)₂	5.3	1	170223	718
Aragonite ()*	Aragonite	Ca(CO₃)	5.3	1	170220	3250
Baddeleyite ()*	Baddeleyite	ZrO₂	5.3	1	170221	238
Banalsite ()*	None	Na₂BaAl₄Si₄O₁₆	5.3	1	170231	22
Baotite ()*	Baotite	Ba₄(Ti,Nb,W)₈O₁₆(SiO₃)₄Cl	5.3	1	170220	27
Bario-orthojoaquinite ()*	Joaquinite	Ba₄Fe²⁺₂Ti₂O₂(SiO₃)₈·H₂O	5.3	1	170220	2
Barioperovskite ()*	Perovskite	BaTiO₃	5.3	1	170220	1
Beidellite ()*	Clay Smectite-vermiculite	(Na,Ca)_0.3Al₂(Si,Al)₄O₁₀(OH)₂·nH₂O	5.3	1	170221	85
Benitoite ()*	Benitoite	BaTiSi₃O₉	5.3	3	170220,170223,170232	20
Calcite ()*	Calcite	Ca(CO₃)	5.3	3	170219,170220,170223	27770
Chalcocite ()*	None	Cu₂S	5.3	1	170220	5707
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O	5.3	1	170223	3531
Chrysotile ()*	Serpentine Clay	Mg₃Si₂O₅(OH)₄	5.3	2	170220,170225	951
Clinochlore ()*	Chlorite Clay	Mg₅Al(AlSi₃O₁₀)(OH)₈	5.3	4	170219,170221,170222,170225	1756
Coalingite ()*	Hydrotalcite	Mg₁₀Fe³⁺₂(CO₃)(OH)₂₄·2H₂O	5.3	1	170225	27
Copper ()*	Copper	Cu	5.3	1	170223	3846
Covellite ()*	Covellite	CuS	5.3	2	170220,170223	4165
Delindeite ()*	None	Ba₂Ti₂(Na₂ )Ti(Si₂O₇)₂(OH)₂(H₂O)₂O₂	5.3	1	170220	4
Digenite ()*	Digenite	Cu_1.8S	5.3	1	170220	1027
Diopside ()*	Pyroxene	CaMgSi₂O₆	5.3	5	170219,170220,170222,170233,170238	4135
Djurleite ()*	None	Cu₃₁S₁₆	5.3	2	170220,170223	300
Dolomite ()*	None	CaMg(CO₃)₂	5.3	1	170225	9895
Ferro-hornblende ()*	Amphibole	Ca₂(Fe²⁺₄Al)(Si₇Al)O₂₂(OH)₂	5.3	2	170226,170239	271
Fresnoite ()*	Melilite	Ba₂TiO(Si₂O₇)	5.3	2	170220,170223	17
Galena ()*	Rocksalt	PbS	5.3	1	170223	24243
Glaucophane ()*	Amphibole	Na₂(Mg₃Al₂)Si₈O₂₂(OH)₂	5.3	2	170220,170232	286
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃	5.3	3	170221,170225,170237	5433
Joaquinite-(Ce) ()*	Joaquinite	NaBa₂Fe²⁺Ti₂Ce₂(Si₄O₁₂)₂O₂(OH)·H₂O	5.3	2	170220,170232	11
Jonesite ()*	Not in a structural group	KBa₂Ti₂(Si₅Al)O₁₈·nH₂O	5.3	1	170220	2
Magnesiochromite ()*	Spinel	MgCr₂O₄	5.3	1	170224	311
Magnesioferrite ()*	Spinel	MgFe³⁺₂O₄	5.3	1	170237	98
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	5.3	5	170221,170222,170225,170235,170240	14899
Montmorillonite ()*	Clay Smectite-vermiculite	(Na,Ca)_0.3(Al,Mg)₂Si₄O₁₀(OH)₂·nH₂O	5.3	1	170223	1508
Natrolite ()*	Natrolite	Na₂(Si₃Al₂)O₁₀·2H₂O	5.3	3	170220,170223,170225	1236
Neptunite ()*	Neptunite	KNa₂LiFe²⁺₂Ti₂Si₈O₂₄	5.3	3	170220,170223,170232	49
Orthoclase ()*	Feldspar	K(AlSi₃O₈)	5.3	1	170234	2349
Orthojoaquinite-(Ce) ()*	Joaquinite	NaBa₂Fe²⁺Ce₂Ti₂(SiO₃)₈O₂(O,OH)·H₂O	5.3	1	170220	3
Perovskite ()*	Perovskite	CaTiO₃	5.3	2	170220,170221	495
Pseudomalachite ()*	None	Cu₅(PO₄)₂(OH)₄	5.3	1	170221	369
Pyrite ()*	Pyrite	FeS₂	5.3	1	170220	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	5.3	1	170223	9056
Quartz ()*	Quartz	SiO₂	5.3	1	170223	61156
Rutile ()*	Rutile	TiO₂	5.3	1	170221	5614
Serandite ()*	Pectolite	NaMn²⁺₂Si₃O₈(OH)	5.3	1	170220	38
Silver ()*	Copper	Ag	5.3	1	170220	5186
Spinel ()*	Spinel	MgAl₂O₄	5.3	3	170221,170236,170240	1934
Stevensite ()*	Clay	(Ca,Na)_xMg_3-ySi₄O₁₀(OH)₂	5.3	1	170223	57
Strontiojoaquinite ()*	Joaquinite	(Na,Fe)₂Ba₂Sr₂Ti₂(SiO₃)₈(O,OH)₂·H₂O	5.3	1	170223	4
Titanite ()*	Titanite	CaTi(SiO₄)O	5.3	2	170221,170240	4899
Uvarovite ()*	Garnet	Ca₃Cr₂(SiO₄)₃	5.3	1	170224	212
Vesuvianite ()*	Vesuvianite	(Ca,Na)₁₉(Al,Mg,Fe)₁₃(SiO₄)₁₀(Si₂O₇)₄(OH,F,O)₁₀	5.3	4	170219,170220,170221,170238	1395

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
	Hg-00045	5.3	0		?-?						Yes		Calomel, Cinnabar, Clearcreekite, Deanesmithite, Edgarbaileyite, Edoylerite, Gianellaite, Hanawaltite, Mercury, Metacinnabar, Montroydite, Mosesite, Peterbaylissite, Schuetteite, Szymanskiite, Tedhadleyite, Terlinguaite, Tiemannite, Wattersite, Eglestonite	Hg	6418	New Idria District, Diablo Range, San Benito Co., California, USA	California Mercury Occurrences	Studemeister (1984)	10.1007/BF00199786	MD19_202

Sample	Source Locality	Reference URL
FKM-244	California State Gem Mine (Dallas Gem Mine; Benitoite Mine; Benitoite Gem Mine; Gem Mine), Santa Rita Peak, New Idria District, Diablo Range, San Benito Co., California, USA	https://www.rockptx.com/fkm-226-to-fkm-250/#FKM-244
R060350	California State Gem Mine (Dallas Gem Mine; Benitoite Mine; Benitoite Gem Mine; Gem Mine), Santa Rita Peak, New Idria District, Diablo Range, San Benito Co., California, USA	https://rruff.info/R060350
R050332	California State Gem Mine (Dallas Gem Mine; Benitoite Mine; Benitoite Gem Mine; Gem Mine), Santa Rita Peak, New Idria District, Diablo Range, San Benito Co., California, USA	https://rruff.info/R050332
R120101	California State Gem Mine (Dallas Gem Mine; Benitoite Mine; Benitoite Gem Mine; Gem Mine), Santa Rita Peak, New Idria District, Diablo Range, San Benito Co., California, USA	https://rruff.info/R120101
R070735	California State Gem Mine (Dallas Gem Mine; Benitoite Mine; Benitoite Gem Mine; Gem Mine), Santa Rita Peak, New Idria District, Diablo Range, San Benito Co., California, USA	https://rruff.info/R070735
R070288	California State Gem Mine (Dallas Gem Mine; Benitoite Mine; Benitoite Gem Mine; Gem Mine), Santa Rita Peak, New Idria District, Diablo Range, San Benito Co., California, USA	https://rruff.info/R070288

All locality data graciously provided by mindat.org

All age data...