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:
Morton District, Lewis Co., Washington, USA

Oldest recorded age at locality: 43
Youngest recorded age at locality: 32

mindat Locality ID: 24022
mindat URL: http://www.mindat.org/loc-24022.html

Tectonic Settings:

Total number of sublocalities beneath "Morton District, Lewis Co., Washington, USA": 8
Total number of bottom-level sublocalities: 6

Number of Child Localities: 2
Child Localities:
Glenoma
Morton

Latitude: 46°33'2"N
Longitude: 122°18'8"W
Decimal Degree (lat, lon): 46.550555555556,-122.30222222222

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	Calcite	Marcasite	Mordenite	Natrolite	None	Not in a structural group	Pyrite	Quartz

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 Hg K Na O S Si

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Amorphous Calcite Marcasite Mordenite Natrolite None Not in a structural group Pyrite Quartz

9 IMA Minerals at location:

Calcite ()*	Cinnabar ()*	Laumontite ()*	Marcasite ()*	Mesolite ()*
Mordenite ()*	Opal ()*	Pyrite ()*	Quartz ()*

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
Calcite ()*	Calcite	Ca(CO₃)	43	32	2	284715,284717	27770
Cinnabar ()*	None	HgS	37.5	34.1	4	284713,284714,284715,284718	2600
Laumontite ()*	Not in a structural group	CaAl₂Si₄O₁₂·4H₂O	43	32	1	284717	1271
Marcasite ()*	Marcasite	FeS₂	37.5	34.1	5	284713,284714,284715,284718,284719	5674
Mesolite ()*	Natrolite	Na₂Ca₂(Si₉Al₆)O₃₀·8H₂O	43	32	1	284717	425
Mordenite ()*	Mordenite	(Na₂,Ca,K₂)₄(Al₈Si₄₀)O₉₆·28H₂O	43	32	1	284717	405
Opal ()*	Amorphous	SiO₂·nH₂O	37.5	34.1	4	284713,284714,284715,284718	2994
Pyrite ()*	Pyrite	FeS₂			1	284715	39462
Quartz ()*	Quartz	SiO₂	43	32	1	284717	61156

3 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-12887	37.5	34.1	35.8±1.7	12887	17806	Lytle-Lynch Mine (Charlotte Mine; Kropolis Mine; Lytle Mine; Lynch Mine), Glenoma, Morton District, Lewis Co., Washington, USA	NAVDAT	NAVDAT
NAVDAT-16312	37	32	34+3/-2	16312	15517	Mossyrock Dam, Morton, Morton District, Lewis Co., Washington, USA	NAVDAT	NAVDAT
NAVDAT-16329	43	37	40±3	16329	15517	Mossyrock Dam, Morton, Morton District, Lewis Co., Washington, USA	NAVDAT	NAVDAT

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...