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:
Hollywood Hills, Los Angeles, Santa Monica Mts, Los Angeles Co., California, USA

mindat Locality ID: 27183
mindat URL: http://www.mindat.org/loc-27183.html

Tectonic Settings:

Total number of sublocalities beneath "Hollywood Hills, Los Angeles, Santa Monica Mts, Los Angeles Co., California, USA": 29
Total number of bottom-level sublocalities: 19

Number of Child Localities: 1
Child Localities:
Hollywood

Latitude: 34°7'11"N
Longitude: 118°18'33"W
Decimal Degree (lat, lon): 34.119722222222,-118.30916666667

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.

Amorphous	Analcime	Andalusite	Aragonite	Calcite	Clay	Corundum	Epidote	Mordenite	Natrolite
None	Not in a structural group	Prehnite	Pyrite	Quartz	Smectite-vermiculite	Thomsonite

Analcime ()*	Andalusite ()*	Aragonite ()*	Calcite ()*	Hematite ()*
Laumontite ()*	Mordenite ()*	Natrolite ()*	Opal ()*	Prehnite ()*
Pyrite ()*	Quartz ()*	Saponite ()*	Thomsonite-Ca ()*	Zoisite ()*

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 Fe H K Mg Na O S Si

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Amorphous Analcime Andalusite Aragonite Calcite Clay Corundum Epidote Mordenite Natrolite
None Not in a structural group Prehnite Pyrite Quartz Smectite-vermiculite Thomsonite

15 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Analcime ()*	Analcime	Na(AlSi₂O₆)·H₂O	5	161759,161766,161770,161777,161779	1627
Andalusite ()*	Andalusite	Al₂SiO₅	1	161781	1310
Aragonite ()*	Aragonite	Ca(CO₃)	1	161766	3250
Calcite ()*	Calcite	Ca(CO₃)	8	161759,161762,161764,161766,161770,161775,161776,161782	27770
Hematite ()*	Corundum	Fe₂O₃	1	161762	14640
Laumontite ()*	Not in a structural group	CaAl₂Si₄O₁₂·4H₂O	6	161759,161764,161769,161770,161778,161779	1271
Mordenite ()*	Mordenite	(Na₂,Ca,K₂)₄(Al₈Si₄₀)O₉₆·28H₂O	1	161762	405
Natrolite ()*	Natrolite	Na₂(Si₃Al₂)O₁₀·2H₂O	8	161759,161762,161766,161769,161770,161777,161778,161779	1236
Opal ()*	Amorphous	SiO₂·nH₂O	1	161762	2994
Prehnite ()*	Prehnite	Ca₂Al(Si₃Al)O₁₀(OH)₂	5	161759,161764,161766,161770,161779	1898
Pyrite ()*	Pyrite	FeS₂	1	161762	39462
Quartz ()*	Quartz	SiO₂	2	161762,161773	61156
Saponite ()*	Clay Smectite-vermiculite	(Ca,Na)_0.3(Mg,Fe)₃(Si,Al)₄O₁₀(OH)₂·4H₂O	6	161759,161762,161764,161765,161767,161770	301
Thomsonite-Ca ()*	Thomsonite	NaCa₂(Al₅Si₅)O₂₀·6H₂O	1	161770	452
Zoisite ()*	Epidote	Ca₂Al₃[Si₂O₇][SiO₄]O(OH)	1	161783	1025

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...