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:
Livermore District (Tesla District), Diablo Range, Alameda Co., California, USA

mindat Locality ID: 208869
mindat URL: http://www.mindat.org/loc-208869.html

Tectonic Settings:

Total number of sublocalities beneath "Livermore District (Tesla District), Diablo Range, Alameda Co., California, USA": 40
Total number of bottom-level sublocalities: 35

Number of Child Localities: 3
Child Localities:
Livermore
Mendenhall Springs
Tesla

Latitude: 37°38'15"N
Longitude: 121°37'25"W
Decimal Degree (lat, lon): 37.6375,-121.62361111111

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	Aragonite	Calcite	Chlorite	Clay	Feldspar	Gypsum	Halotrichite	Lawsonite
None	Quartz	Rhodonite	Rutile	Spinel

Albite ()*	Aragonite ()*	Bementite ()*	Calcite ()*	Chromite ()*
Clinochlore ()*	Glaucophane ()*	Gypsum ()*	Halotrichite ()*	Hydromagnesite ()*
Lawsonite ()*	Magnesite ()*	Neotocite ()*	Pyrolusite ()*	Quartz ()*
Rhodochrosite ()*	Rhodonite ()*

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 C Ca Cr Fe H Mg Mn Na O S Si

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Allophane Amphibole Aragonite Calcite Chlorite Clay Feldspar Gypsum Halotrichite Lawsonite
None Quartz Rhodonite Rutile Spinel

17 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Albite ()*	Feldspar	Na(AlSi₃O₈)	1	150444	8803
Aragonite ()*	Aragonite	Ca(CO₃)	1	150426	3250
Bementite ()*	Clay	Mn₇Si₆O₁₅(OH)₈	1	150442	173
Calcite ()*	Calcite	Ca(CO₃)	3	150425,150433,150444	27770
Chromite ()*	Spinel	Fe²⁺Cr₂O₄	1	150449	3902
Clinochlore ()*	Chlorite Clay	Mg₅Al(AlSi₃O₁₀)(OH)₈	1	150449	1756
Glaucophane ()*	Amphibole	Na₂(Mg₃Al₂)Si₈O₂₂(OH)₂	3	150432,150436,150458	286
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	1	150433	6890
Halotrichite ()*	Halotrichite	Fe²⁺Al₂(SO₄)₄·22H₂O	1	150424	409
Hydromagnesite ()*	None	Mg₅(CO₃)₄(OH)₂·4H₂O	1	150423	341
Lawsonite ()*	Lawsonite	CaAl₂(Si₂O₇)(OH)₂·H₂O	1	150458	121
Magnesite ()*	Calcite	Mg(CO₃)	1	150439	1487
Neotocite ()*	Allophane	(Mn,Fe)SiO₃·H₂O (?)	1	150447	186
Pyrolusite ()*	Rutile	MnO₂	7	150428,150431,150432,150434,150441,150442,150452	3106
Quartz ()*	Quartz	SiO₂	6	150428,150430,150431,150436,150442,150443	61156
Rhodochrosite ()*	Calcite	Mn(CO₃)	4	150429,150432,150442,150447	1711
Rhodonite ()*	Rhodonite	CaMn₃Mn(Si₅O₁₅)	2	150428,150434	969

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...