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:
Mount Shasta, Cascade Range, Siskiyou Co., California, USA

Oldest recorded age at locality: 0.25
Youngest recorded age at locality: 0.002

mindat Locality ID: 122810
mindat URL: http://www.mindat.org/loc-122810.html

Tectonic Settings:

Total number of sublocalities beneath "Mount Shasta, Cascade Range, Siskiyou Co., California, USA": 4
Total number of bottom-level sublocalities: 4

Number of Child Localities: 4
Child Localities:
Mount Shasta Gravel Company
Unnamed Gemstone Area [5]
Unnamed Gemstone Occurrence [2]
Unnamed Spring Near Mount Shasta Summit

Latitude: 41°24'54"N
Longitude: 122°11'32"W
Decimal Degree (lat, lon): 41.415,-122.19222222222

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.

Gypsum	None	Spinel	Sulphur

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 Ca Fe H O S

Elements from minerals reported directly at this locality: Al Fe O

Structural Groups for minerals in this locality:
Gypsum None Spinel Sulphur

3 IMA Minerals at location:

Gypsum ()*	Hercynite ()*	Sulphur ()*

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
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O			1	178113	6890
Hercynite ()*	Spinel	Fe²⁺Al₂O₄	0.25	0.002	0		407
Sulphur ()*	Sulphur	S			1	178113	2045

7 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Sample Num	MinDat Locality ID	Dated Locality (Max Age)	Reference	Reference ID
NAVDAT-93482	0.006	0.002	0+0.006/--0.002	93482	122810	Mount Shasta, Cascade Range, Siskiyou Co., California, USA	NAVDAT	NAVDAT
NAVDAT-93486	0.006	0.002	0+0.006/--0.002	93486	122810	Mount Shasta, Cascade Range, Siskiyou Co., California, USA	NAVDAT	NAVDAT
NAVDAT-93487	0.006	0.002	0+0.006/--0.002	93487	122810	Mount Shasta, Cascade Range, Siskiyou Co., California, USA	NAVDAT	NAVDAT
NAVDAT-93527	0.08	0.01	0.05+0.03/-0.04	93527	122810	Mount Shasta, Cascade Range, Siskiyou Co., California, USA	NAVDAT	NAVDAT
NAVDAT-93546	0.25	0.13	0.19±0.06	93546	94790	Mount Shasta Gravel Company, Mount Shasta, Cascade Range, Siskiyou Co., California, USA	NAVDAT	NAVDAT
NAVDAT-93529	0.08	0.01	0.05+0.03/-0.04	93529	94293	Unnamed Gemstone Occurrence [2], Mount Shasta, Cascade Range, Siskiyou Co., California, USA	NAVDAT	NAVDAT
NAVDAT-93530	0.08	0.01	0.05+0.03/-0.04	93530	94293	Unnamed Gemstone Occurrence [2], Mount Shasta, Cascade Range, Siskiyou Co., California, USA	NAVDAT	NAVDAT

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...