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:
Mother Lode Belt, El Dorado Co., California, USA

Oldest recorded age at locality: 388
Youngest recorded age at locality: 311

mindat Locality ID: 209649
mindat URL: http://www.mindat.org/loc-209649.html

Tectonic Settings:

Total number of sublocalities beneath "Mother Lode Belt, El Dorado Co., California, USA": 597
Total number of bottom-level sublocalities: 558

Number of Child Localities: 8
Child Localities:
East Segment Mother Lode
El Dorado District
Kelsey District
Mother Lode Mine
Nashville District
Northwest Segment Mother Lode
Pioneer Placer
Placerville District

Latitude: 38°44'48"N
Longitude: 120°49'33"W
Decimal Degree (lat, lon): 38.746666666667,-120.82583333333

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.

Arsenopyrite	Brookite	Calcite	Chalcopyrite	Chlorite	Clay	Copper	Corundum	Diamond	Enargite
Feldspar	Garnet	Mica	Molybdenite	Nickeline	None	Not in a structural group	Prehnite	Pyrite	Pyroxene
Quartz	Rhodonite	Rocksalt	Rutile	Scheelite	Serpentine	Smectite-vermiculite	Sphalerite	Spinel	Talc
Vesuvianite	Wurtzite

Albite ()*	Anatase ()*	Ankerite ()*	Arsenopyrite ()*	Bornite ()*
Brookite ()*	Calcite ()*	Carnotite ()*	Chalcopyrite ()*	Chromite ()*
Chrysotile ()*	Clinochlore ()*	Copper ()*	Diamond ()*	Diopside ()*
Enargite ()*	Galena ()*	Gold ()*	Graphite ()*	Grossular ()*
Hessite ()*	Ilmenite ()*	Maldonite ()*	Margarite ()*	Molybdenite ()*
Muscovite ()*	Nontronite ()*	Paragonite ()*	Prehnite ()*	Pyrite ()*
Pyrolusite ()*	Pyrrhotite ()*	Quartz ()*	Rhodonite ()*	Siderite ()*
Silver ()*	Sphalerite ()*	Talc ()*	Uvarovite ()*	Vesuvianite ()*
Wulfenite ()*

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: Ag Al As Au Bi C Ca Cr Cu F Fe H K Mg Mn Mo Na O Pb S Si Te Ti U V Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Arsenopyrite Brookite Calcite Chalcopyrite Chlorite Clay Copper Corundum Diamond Enargite
Feldspar Garnet Mica Molybdenite Nickeline None Not in a structural group Prehnite Pyrite Pyroxene
Quartz Rhodonite Rocksalt Rutile Scheelite Serpentine Smectite-vermiculite Sphalerite Spinel Talc
Vesuvianite Wurtzite

41 IMA Minerals at location:

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
Albite ()*	Feldspar	Na(AlSi₃O₈)			2	154492,154666	8803
Anatase ()*	Not in a structural group	TiO₂			2	154512,154991	2162
Ankerite ()*	None	Ca(Fe²⁺,Mg)(CO₃)₂			3	154642,154805,154855	3092
Arsenopyrite ()*	Arsenopyrite	FeAsS			4	154600,154722,154805,154956	9052
Bornite ()*	None	Cu₅FeS₄			2	154574,154591	5516
Brookite ()*	Brookite	TiO₂			2	154512,154991	700
Calcite ()*	Calcite	Ca(CO₃)	388	388	8	154492,154605,154614,154666,154674,154700,154805,154809	27770
Carnotite ()*	None	K₂(UO₂)₂(VO₄)₂·3H₂O			1	154991	1184
Chalcopyrite ()*	Chalcopyrite	CuFeS₂			5	154566,154574,154591,154622,154787	27198
Chromite ()*	Spinel	Fe²⁺Cr₂O₄	388	311	6	154456,154470,154478,154493,154538,154788	3902
Chrysotile ()*	Serpentine Clay	Mg₃Si₂O₅(OH)₄			2	154510,154800	951
Clinochlore ()*	Chlorite Clay	Mg₅Al(AlSi₃O₁₀)(OH)₈			4	154478,154491,154541,154956	1756
Copper ()*	Copper	Cu			2	154513,154535	3846
Diamond ()*	Diamond	C			3	154895,155025,155027	697
Diopside ()*	Pyroxene	CaMgSi₂O₆			2	154541,154559	4135
Enargite ()*	Enargite Wurtzite	Cu₃AsS₄			1	154490	910
Galena ()*	Rocksalt	PbS			6	154491,154584,154600,154659,154922,154966	24243
Gold ()*	Copper	Au	388	388	338	154455,154458,154459,154460,154461,154463,154467,154468,154477,154479,154480,154484,154487,154488,154489,154492,154495,154496,154497,154498,154499,154507,154516,154517,154519,154520,154522,154523,154524,154525,154528,154529,154530,154532,154533,154537,154539,154544,154545,154546,154547,154549,154551,154552,154553,154554,154555,154557,154560,154562,154563,154565,154566,154567,154568,154569,154573,154574,154576,154577,154578,154579,154580,154581,154582,154583,154584,154586,154587,154588,154590,154593,154594,154595,154596,154597,154598,154600,154601,154602,154603,154604,154605,154607,154612,154613,154614,154615,154617,154618,154619,154620,154623,154624,154626,154627,154630,154631,154632,154635,154636,154637,154638,154641,154642,154643,154645,154646,154647,154649,154650,154653,154654,154655,154656,154657,154658,154659,154660,154661,154662,154663,154664,154665,154666,154667,154668,154670,154671,154672,154674,154675,154676,154677,154680,154681,154682,154683,154684,154686,154688,154689,154691,154692,154694,154695,154696,154697,154698,154700,154701,154702,154703,154704,154705,154712,154713,154714,154718,154719,154720,154721,154722,154724,154725,154726,154727,154730,154731,154732,154733,154735,154736,154739,154740,154742,154743,154744,154746,154748,154749,154750,154753,154754,154757,154758,154760,154761,154764,154765,154767,154768,154769,154770,154771,154772,154773,154774,154775,154776,154777,154782,154783,154784,154791,154792,154793,154794,154795,154797,154798,154799,154800,154802,154803,154804,154805,154809,154810,154811,154812,154813,154814,154815,154818,154823,154827,154828,154829,154830,154833,154834,154835,154836,154839,154840,154841,154842,154843,154844,154847,154848,154849,154850,154851,154852,154853,154855,154856,154857,154860,154861,154863,154865,154866,154874,154877,154879,154888,154889,154890,154891,154892,154896,154898,154901,154902,154903,154904,154907,154910,154912,154915,154917,154921,154922,154924,154926,154927,154928,154930,154931,154932,154933,154934,154937,154939,154942,154943,154944,154945,154946,154948,154949,154950,154951,154953,154955,154956,154957,154959,154961,154962,154963,154965,154966,154969,154970,154974,154975,154980,154981,154985,154986,154987,154988,154990,154992,154994,154995,154996,154997,154998,155002,155009,155012,155015,155018,155024,155028,155029,155033,155036,155040,155041,155042,155043,155045	30554
Graphite ()*	None	C	388	388	3	154504,154614,154942	2812
Grossular ()*	Garnet	Ca₃Al₂(SiO₄)₃			1	154541	1544
Hessite ()*	None	Ag₂Te			1	154491	804
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃			1	154491	5433
Maldonite ()*	None	Au₂Bi			1	154903	88
Margarite ()*	Mica Clay	CaAl₂Si₂Al₂O₁₀(OH)₂			2	154491,154504	168
Molybdenite ()*	Molybdenite	MoS₂			1	154956	5800
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂			6	154485,154504,154584,154585,154889,154956	17380
Nontronite ()*	Clay Smectite-vermiculite	Na_0.3Fe³⁺₂(Si,Al)₄O₁₀(OH)₂·nH₂O			1	154491	471
Paragonite ()*	Mica Clay	NaAl₂(Si₃Al)O₁₀(OH)₂			1	154504	247
Prehnite ()*	Prehnite	Ca₂Al(Si₃Al)O₁₀(OH)₂			1	154541	1898
Pyrite ()*	Pyrite	FeS₂	388	388	23	154477,154492,154498,154566,154574,154584,154591,154593,154600,154605,154614,154622,154659,154700,154731,154760,154773,154805,154809,154922,154930,154956,154969	39462
Pyrolusite ()*	Rutile	MnO₂			4	154485,154584,154585,154780	3106
Pyrrhotite ()*	Nickeline	Fe₇S₈			1	154566	9056
Quartz ()*	Quartz	SiO₂	388	388	269	154452,154455,154458,154459,154460,154461,154463,154468,154477,154480,154488,154489,154491,154492,154497,154499,154507,154516,154517,154519,154522,154523,154524,154525,154529,154530,154533,154537,154539,154544,154545,154546,154547,154549,154551,154552,154553,154554,154555,154557,154563,154565,154566,154567,154568,154569,154570,154573,154576,154577,154578,154579,154580,154581,154582,154583,154584,154586,154587,154588,154590,154593,154594,154595,154596,154597,154598,154600,154601,154603,154604,154605,154607,154612,154613,154614,154615,154617,154618,154619,154620,154623,154624,154627,154630,154631,154632,154635,154636,154638,154642,154643,154645,154646,154647,154649,154650,154653,154655,154656,154657,154658,154659,154660,154661,154662,154663,154664,154665,154667,154668,154670,154671,154672,154674,154675,154676,154677,154680,154681,154682,154683,154684,154686,154688,154689,154691,154692,154694,154695,154696,154697,154698,154700,154701,154702,154703,154705,154712,154713,154714,154718,154719,154720,154721,154722,154724,154725,154726,154727,154730,154731,154732,154733,154735,154736,154739,154740,154742,154743,154744,154746,154749,154750,154753,154754,154757,154758,154760,154761,154764,154765,154767,154768,154769,154770,154771,154772,154773,154774,154775,154777,154782,154783,154784,154791,154792,154794,154795,154797,154799,154800,154802,154803,154805,154809,154812,154813,154814,154815,154818,154823,154827,154828,154830,154833,154835,154836,154839,154840,154842,154843,154844,154848,154849,154850,154851,154852,154853,154856,154857,154860,154861,154865,154866,154877,154889,154890,154891,154898,154904,154910,154912,154915,154917,154921,154922,154924,154926,154927,154930,154931,154932,154933,154934,154937,154942,154943,154945,154946,154948,154949,154950,154953,154959,154961,154962,154965,154966,154969,154979,154991,155002,155015,155033,155040,155041,155042,155043	61156
Rhodonite ()*	Rhodonite	CaMn₃Mn(Si₅O₁₅)			2	154584,154585	969
Siderite ()*	Calcite	Fe(CO₃)			1	154666	6417
Silver ()*	Copper	Ag			2	154574,154956	5186
Sphalerite ()*	Sphalerite	ZnS			1	154600	21482
Talc ()*	Clay Talc	Mg₃Si₄O₁₀(OH)₂			6	154572,154642,154674,154760,154889,154956	3337
Uvarovite ()*	Garnet	Ca₃Cr₂(SiO₄)₃			1	154478	212
Vesuvianite ()*	Vesuvianite	(Ca,Na)₁₉(Al,Mg,Fe)₁₃(SiO₄)₁₀(Si₂O₇)₄(OH,F,O)₁₀			2	154506,154541	1395
Wulfenite ()*	Scheelite	PbMoO₄			1	154488	1655

4 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Age applies to these Elements	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference ID
podchrome-00128	388	388	pre-Early Devonian-Jurassic (388±17 Ma U-Pb zircon from felsic igneous rocks; 174 Ma K-Ar white mica from blueschists)	Cr	77679	Green Claim, Meadow Brook, Georgetown District, East Segment Mother Lode, Mother Lode Belt, El Dorado Co., California, USA	Green Claim	Moiser et al. (2012)	USGSSIR2012_5157
podchrome-00127	388	388	pre-Early Devonian-Jurassic (388±17 Ma U-Pb zircon from felsic igneous rocks; 174 Ma K-Ar white mica from blueschists)	Cr	77330	Black Oak Mine [1], Garden Valley, Kelsey District, Mother Lode Belt, El Dorado Co., California, USA	Black Oak	Moiser et al. (2012)	USGSSIR2012_5157
podchrome-00124	388	388	pre-Early Devonian-Jurassic (388±17 Ma U-Pb zircon from felsic igneous rocks; 174 Ma K-Ar white mica from blueschists)	Cr	78357	Veer Kamp Mine (Veerkamp; Gold Coin), Garden Valley, Kelsey District, Mother Lode Belt, El Dorado Co., California, USA	Veerkemp	Moiser et al. (2012)	USGSSIR2012_5157
podchrome-00126	311	311	Pennsylvanian (304-311 Ma U-Pb zircon from plagiogranite)	Cr	77415	Central Pacific Railroad Mine (Central Pacific R. R.; Central Pac. R.R.), Penobscot Farm, Greenwood District, Northwest Segment Mother Lode, Mother Lode Belt, El Dorado Co., California, USA	Central Pacific Railroad Land	Moiser et al. (2012)	USGSSIR2012_5157

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...