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:
Morgan Hill, Santa Clara Co., California, USA

mindat Locality ID: 92292
mindat URL: http://www.mindat.org/loc-92292.html

Tectonic Settings:

Total number of sublocalities beneath "Morgan Hill, Santa Clara Co., California, USA": 24
Total number of bottom-level sublocalities: 19

Number of Child Localities: 8
Child Localities:
A. M. Kelley Prospect
Cochrane Ranch (Cochran Ranch; Jackson Ranch)
Madrone
Morgan Hill Prospect (Khan Manganese Deposit)
Unnamed Gemstone Location [2]
Unnamed Hg Prospect [5]
Unnamed Hg Prospect [6]
Unnamed Stone Deposit [10]

Latitude: 37°8'49"N
Longitude: 121°40'47"W
Decimal Degree (lat, lon): 37.146944444444,-121.67972222222

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	Analcime	Calcite	Copper	Garnet	Natrolite	None	Quartz	Rutile

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 Au C Fe H Mg Na O Si Ti

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Amphibole Analcime Calcite Copper Garnet Natrolite None Quartz Rutile

9 IMA Minerals at location:

Almandine ()*	Analcime ()*	Glaucophane ()*	Gold ()*	Magnesite ()*
Natrolite ()*	Quartz ()*	Rutile ()*	Siderite ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Almandine ()*	Garnet	Fe²⁺₃Al₂(SiO₄)₃	1	176187	2353
Analcime ()*	Analcime	Na(AlSi₂O₆)·H₂O	1	176184	1627
Glaucophane ()*	Amphibole	Na₂(Mg₃Al₂)Si₈O₂₂(OH)₂	2	176185,176189	286
Gold ()*	Copper	Au	1	176187	30554
Magnesite ()*	Calcite	Mg(CO₃)	4	176180,176181,176186,176194	1487
Natrolite ()*	Natrolite	Na₂(Si₃Al₂)O₁₀·2H₂O	1	176191	1236
Quartz ()*	Quartz	SiO₂	1	176180	61156
Rutile ()*	Rutile	TiO₂	1	176185	5614
Siderite ()*	Calcite	Fe(CO₃)	1	176195	6417

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...