Mineral Evolution Database

Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.

Mineral locality data provided by mindat.org

Only display mineral occurrences with a max age below: and a max age above:

Alternately, only display mineral occurrences without an age:

This page displays localities at which this mineral is found, and estimates of the oldest possible geologic age of the mineral at these localities.

Minerals queried: Alforsite

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			Max Age (Ma)	Min Age (Ma)	mindat ID	Locality containing Mineral	Country	Tectonic Settings	Dated Locality ID	Dated Locality (Max Age)	Reference (Max Age)	Reference (Min Age)	Excel ID (Max Age)	Excel ID (Min Age)	Query Minerals	# of Query Minerals at Locality	Lat Deg	Lat Min	Lat Sec	Lon Deg	Lon Min	Lon Sec	Decimal Degree
					8188	Canada	Canada								Alforsite	1	53	20	27	-90	-3	-40	53.340833333333,-90.061111111111
					21838	Yukon, Canada	Canada								Alforsite	1	62	35	3	-134	-48	-39	62.584166666667,-134.81083333333
					45767	Watson Lake Mining District, Yukon, Canada	Canada								Alforsite	1	61	11	59	-130	-20	-49	61.199722222222,-130.34694444444
					259627	Itsi Mt., Watson Lake Mining District, Yukon, Canada	Canada								Alforsite	1	62	50	45	-130	0	-20	62.845833333333,-130.00555555556
					259628	Wilson Lake, Itsi Mt., Watson Lake Mining District, Yukon, Canada	Canada								Alforsite	1	62	50	45	-130	0	-20	62.845833333333,-130.00555555556
MD					27151	Gun Claim (Gunn Claim), Wilson Lake, Itsi Mt., Watson Lake Mining District, Yukon, Canada	Canada								Alforsite	1	62	50	45	-130	0	-20	62.845833333333,-130.00555555556
					2285	Mexico	Mexico								Alforsite	1	22	26	55	-102	-27	-15	22.448611111111,-102.45416666667
					14346	Baja California, Mexico	Mexico								Alforsite	1	31	51	5	-115	-52	-4	31.851388888889,-115.86777777778
					279786	Tres Pozos, Baja California, Mexico	Mexico								Alforsite	1	32	20	0	-116	-30	0	32.333333333333,-116.5
MD					20114	Madrelena Mine, Tres Pozos, Baja California, Mexico	Mexico								Alforsite	1	32	20	0	-116	-30	0	32.333333333333,-116.5
		P	542	66	3366	USA	USA				MR30_411	MR36_1	Michelle_491	Michelle_501	Alforsite	1	37	49	12	-83	-42	-49	37.82,-83.713611111111
		P	542	66	3424	California, USA	USA				MR30_411	MR36_1	Michelle_491	Michelle_501	Alforsite	1	37	49	54	-120	-44	-3	37.831666666667,-120.73416666667
		P	145	66	3453	Fresno Co., California, USA	USA				MR36_1	MR36_1	Michelle_501	Michelle_501	Alforsite	1	36	56	11	-119	-19	-23	36.936388888889,-119.32305555556
		P	145	66	209815	Big Creek-Rush Creek District, Fresno Co., California, USA	USA		209815	Big Creek-Rush Creek District, Fresno Co., California, USA	MR36_1	MR36_1	Michelle_501	Michelle_501	Alforsite	1	37	0	8	-119	-15	-33	37.002222222222,-119.25916666667
	R	P	145	66	209816	Rush Creek Deposit, Big Creek-Rush Creek District, Fresno Co., California, USA	USA		209815	Big Creek-Rush Creek District, Fresno Co., California, USA	MR36_1	MR36_1	Michelle_501	Michelle_501	Alforsite	1	37	0	8	-119	-15	-33	37.002222222222,-119.25916666667
	R	P	145	66	3457	Big Creek, Rush Creek Deposit, Big Creek-Rush Creek District, Fresno Co., California, USA	USA		209815	Big Creek-Rush Creek District, Fresno Co., California, USA	MR36_1	MR36_1	Michelle_501	Michelle_501	Alforsite	1	36	55	18	-119	-14	-50	36.921666666667,-119.24722222222
MD	R	Y	145	66	8237	Esquire No. 7 Claim, Big Creek, Rush Creek Deposit, Big Creek-Rush Creek District, Fresno Co., California, USA	USA		209815	Big Creek-Rush Creek District, Fresno Co., California, USA	MR36_1	MR36_1	Michelle_501	Michelle_501	Alforsite	1	36	55	0	-119	-14	-42	36.916666666667,-119.245
		P	542	251	14589	Mariposa Co., California, USA	USA				MR30_411	MR30_411	Michelle_491	Michelle_491	Alforsite	1	37	31	59	-119	-52	-20	37.533055555556,-119.87222222222
		P	542	251	82371	East Belt, Mariposa Co., California, USA	USA				MR30_411	MR30_411	Michelle_491	Michelle_491	Alforsite	1	37	38	38	-119	-56	-12	37.643888888889,-119.93666666667
		P	542	251	249045	Clearing House District, East Belt, Mariposa Co., California, USA	USA				MR30_411	MR30_411	Michelle_491	Michelle_491	Alforsite	1	37	39	59	-119	-51	-41	37.666388888889,-119.86138888889
		P	542	251	215357	Clearing House, Clearing House District, East Belt, Mariposa Co., California, USA	USA				MR30_411	MR30_411	Michelle_491	Michelle_491	Alforsite	1	37	40	4	-119	-53	-3	37.667777777778,-119.88416666667
		P	542	251	220064	Trumbull Peak, Clearing House, Clearing House District, East Belt, Mariposa Co., California, USA	USA				MR30_411	MR30_411	Michelle_491	Michelle_491	Alforsite	1	37	41	36	-119	-51	-16	37.693333333333,-119.85444444444
MD		O	542	251	5530	Trumbull Peak Ba-silicate Deposit, Trumbull Peak, Clearing House, Clearing House District, East Belt, Mariposa Co., California, USA	USA		5530	Trumbull Peak Ba-silicate Deposit, Trumbull Peak, Clearing House, Clearing House District, East Belt, Mariposa Co., California, USA	MR30_411	MR30_411	Michelle_491	Michelle_491	Alforsite	1	37	41	30	-119	-51	-51	37.691666666667,-119.86416666667
					27196	Tulare Co., California, USA	USA								Alforsite	1	36	17	9	-118	-47	-50	36.285833333333,-118.79722222222
					252774	Dumtah, Tulare Co., California, USA	USA								Alforsite	1	36	17	39	-119	-1	-57	36.294166666667,-119.0325
MD					25466	Baumann Prospect (Bauman Ranch), Dumtah, Tulare Co., California, USA	USA								Alforsite	1	36	17	30	-119	-1	0	36.291666666667,-119.01666666667

This mineral directly occurs at 5 localities (6 localities according to mindat, 26 localities if parents are counted as well)
Of the 5 localities at which this mineral occurs, 2 have an age. (13 of the 26 parent localities have ages)

MD	The mineral occurs at this locality according to MED, but does not have an age yet.
MD	The mineral occurs at this locality according to MED, and has an age.
	The mineral occurs at some child of this locality.
	The locality at which the mineral occurs does not have an age...this is the closest parent locality with an age, relative to that mineral. This is not ideal.

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.

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If a locality has both a GPS coordinate, and either contains or has at least one child locality containing at least one of the minerals listed above, then this map displays a single marker for that locality.

This bottom-level locality is directly dated. (1 total)

This locality is directly dated, but is not bottom-level. (1 total)

This locality is not directly dated, and is not bottom-level. (10 total)

This bottom-level locality has an age assigned to it from some other locality. (1 total)

This locality does not have an age assigned to it. (2 bottom-level + 11 top/mid-level = 13 total)

All locality data graciously provided by mindat.org

All age data...

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