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:
Chino Quarry, Chino Hill, Crestmore Quarries, Crestmore, Riverside Co., California, USA

Oldest recorded age at locality: 145.5
Youngest recorded age at locality: 65.5

mindat Locality ID: 134552
mindat URL: http://www.mindat.org/loc-134552.html

Tectonic Settings:

Total number of sublocalities beneath "Chino Quarry, Chino Hill, Crestmore Quarries, Crestmore, Riverside Co., California, USA": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Chino Underground Mine

Latitude: 0°0'0"N
Longitude: 0°0'0"E
Decimal Degree (lat, lon): 0,0

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.

Arsenopyrite	Brucite	Calcite	Clay	Corundum	Löllingite	Mica	Molybdenite	Nickeline	None
Not in a structural group	Prehnite	Rocksalt	Serpentine	Smectite-vermiculite	Sphalerite

Arsenopyrite ()*	Azurite ()*	Bornite ()*	Brucite ()*	Calcite ()*
Chrysotile ()*	Geikielite ()*	Graphite ()*	Hydromagnesite ()*	Löllingite ()*
Molybdenite ()*	Montmorillonite ()*	Periclase ()*	Phlogopite ()*	Prehnite ()*
Pyrrhotite ()*	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 C Ca Cu Fe H K Mg Mo Na O S Si Ti Zn

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

Structural Groups for minerals in this locality:
Arsenopyrite Brucite Calcite Clay Corundum Löllingite Mica Molybdenite Nickeline None
Not in a structural group Prehnite Rocksalt Serpentine Smectite-vermiculite Sphalerite

17 IMA Minerals at location:

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
Arsenopyrite ()*	Arsenopyrite	FeAsS	145.5	65.5	1	169053	9052
Azurite ()*	Not in a structural group	Cu₃(CO₃)₂(OH)₂	145.5	65.5	1	169053	5509
Bornite ()*	None	Cu₅FeS₄	145.5	65.5	1	169053	5516
Brucite ()*	Brucite	Mg(OH)₂	145.5	65.5	0		462
Calcite ()*	Calcite	Ca(CO₃)	145.5	65.5	1	169053	27770
Chrysotile ()*	Serpentine Clay	Mg₃Si₂O₅(OH)₄	145.5	65.5	0		951
Geikielite ()*	Corundum	MgTiO₃	145.5	65.5	0		70
Graphite ()*	None	C	145.5	65.5	0		2812
Hydromagnesite ()*	None	Mg₅(CO₃)₄(OH)₂·4H₂O	145.5	65.5	0		341
Löllingite ()*	Löllingite	FeAs₂	145.5	65.5	1	169053	762
Molybdenite ()*	Molybdenite	MoS₂	145.5	65.5	1	169053	5800
Montmorillonite ()*	Clay Smectite-vermiculite	(Na,Ca)_0.3(Al,Mg)₂Si₄O₁₀(OH)₂·nH₂O	145.5	65.5	1	169053	1508
Periclase ()*	Rocksalt	MgO	145.5	65.5	1	169053	114
Phlogopite ()*	Mica Clay	KMg₃(AlSi₃O₁₀)(OH)₂	145.5	65.5	1	169053	2273
Prehnite ()*	Prehnite	Ca₂Al(Si₃Al)O₁₀(OH)₂	145.5	65.5	1	169053	1898
Pyrrhotite ()*	Nickeline	Fe₇S₈	145.5	65.5	1	169053	9056
Sphalerite ()*	Sphalerite	ZnS	145.5	65.5	1	169053	21482

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
	Mo-00055	145.5	65.5		?-?, Map						Yes		Molybdenite, Powellite, Wulfenite	Mo	3449	Crestmore Quarries, Crestmore, Riverside Co., California, USA		Daly (1935); Morton (2003)

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...