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:
Ishpeming Greenstone Belt (Marquette Greenstone Belt), Marquette Co., Michigan, USA

mindat Locality ID: 125419
mindat URL: http://www.mindat.org/loc-125419.html

Tectonic Settings:

Total number of sublocalities beneath "Ishpeming Greenstone Belt (Marquette Greenstone Belt), Marquette Co., Michigan, USA": 35
Total number of bottom-level sublocalities: 34

Number of Child Localities: 33
Child Localities:
Alger Gold Prospect
B & M Gold Prospect (Billings Mine; Ten Kilns Mine)
Berringer & Thurber Gold Prospect
Boulsom Gold Prospect
Breitung Gold Prospect (Gitchie Gumie)
Calumet Gold Prospect
Central Section 14 Prospect (Chippewa Silver Mining Company)
Clark Creek Region
Coon Gold Prospect
Daniel Section 30 Gold Prospect (Cap Daniel's Mine; Captain Daniel's Mine)
Daniel Section 5 Prospect (Francis A)
Dead River Gold Mine
Detroit Gold & Silver Prospect
Fire Center Mine
Foley & Adams Gold Prospect
Gold Bluff Prospect
Gordon Gold Prospect
Grand Rapids & Ishpeming Gold Prospect
High Point Gold Prospect
Krieg Mine
Lake Superior / Detroit Prospect
Lighthouse Point Basalt
Madden & Hogan Prospect
Mockler Gold Prospect
Morgan Gold Prospect
Phillips Gold Prospect
Ropes Gold Mine
Ruppe Prospect
Silver Creek West Prospect
Superior Gold & Silver Prospect
Unnamed Au Placers (1)
Unnamed Au-Pb-Cu Prospect (1)
Unnamed Cu-Mo Prospect (MRDS - 10267963)

Latitude: 46°34'35"N
Longitude: 87°41'50"W
Decimal Degree (lat, lon): 46.576388888889,-87.697222222222

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.

Allargentum	Amphibole	Arsenopyrite	Brucite	Calcite	Chalcopyrite	Clay	Copper	Cubanite	Fluorite
Lillianite	Mica	Millerite	Molybdenite	Nickeline	None	Not in a structural group	Pyrite	Quartz	Rocksalt
Rutile	Scheelite	Serpentine	Sphalerite	Spinel	Stibnite	Talc	Tetradymite	Tetrahedrite	Tourmaline
Wurtzite

Actinolite ()*	Ankerite ()*	Antigorite ()*	Arsenopyrite ()*	Azurite ()*
Bismuthinite ()*	Brucite ()*	Calcite ()*	Chalcocite ()*	Chalcopyrite ()*
Copper ()*	Cosalite ()*	Cubanite ()*	Dolomite ()*	Dyscrasite ()*
Fluorite ()*	Galena ()*	Gold ()*	Hessite ()*	Kochkarite ()*
Millerite ()*	Molybdenite ()*	Muscovite ()*	Nickeline ()*	Gersdorffite-Pa3 ()*
Powellite ()*	Pyrite ()*	Pyrrhotite ()*	Quartz ()*	Rutile ()*
Scheelite ()*	Schorl ()*	Siderite ()*	Silver ()*	Sphalerite ()*
Spinel ()*	Talc ()*	Tellurobismuthite ()*	Tetrahedrite-(Zn) ()*	Tremolite ()*
Tsumoite ()*	Volynskite ()*	Wroewolfeite ()*	Xilingolite ()*

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 B Bi C Ca Cu F Fe H K Mg Mo Na Ni O Pb S Sb Si Te Ti W Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Allargentum Amphibole Arsenopyrite Brucite Calcite Chalcopyrite Clay Copper Cubanite Fluorite
Lillianite Mica Millerite Molybdenite Nickeline None Not in a structural group Pyrite Quartz Rocksalt
Rutile Scheelite Serpentine Sphalerite Spinel Stibnite Talc Tetradymite Tetrahedrite Tourmaline
Wurtzite

44 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Actinolite ()*	Amphibole	Ca₂(Mg_4.5-2.5Fe²⁺_0.5-2.5)Si₈O₂₂(OH)₂	1	222170	3419
Ankerite ()*	None	Ca(Fe²⁺,Mg)(CO₃)₂	3	222156,222159,222169	3092
Antigorite ()*	Serpentine Clay	Mg₃Si₂O₅(OH)₄	1	222167	708
Arsenopyrite ()*	Arsenopyrite	FeAsS	3	222146,222152,222169	9052
Azurite ()*	Not in a structural group	Cu₃(CO₃)₂(OH)₂	1	222148	5509
Bismuthinite ()*	Stibnite	Bi₂S₃	1	222170	1935
Brucite ()*	Brucite	Mg(OH)₂	1	222167	462
Calcite ()*	Calcite	Ca(CO₃)	2	222159,222167	27770
Chalcocite ()*	None	Cu₂S	1	222148	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	5	222146,222152,222157,222159,222167	27198
Copper ()*	Copper	Cu	2	222148,222152	3846
Cosalite ()*	None	Pb₂Bi₂S₅	1	222170	344
Cubanite ()*	Cubanite Wurtzite	CuFe₂S₃	2	222162,222169	802
Dolomite ()*	None	CaMg(CO₃)₂	2	222159,222167	9895
Dyscrasite ()*	Allargentum	Ag_3+xSb_1-x (x ≈ 0.2)	1	222167	180
Fluorite ()*	Fluorite	CaF₂	1	222167	9617
Galena ()*	Rocksalt	PbS	7	222146,222147,222152,222154,222159,222167,222169	24243
Gold ()*	Copper	Au	30	222139,222140,222141,222142,222143,222144,222145,222147,222148,222149,222150,222151,222152,222153,222154,222155,222156,222157,222158,222159,222160,222161,222163,222164,222165,222166,222167,222169,222170,222171	30554
Hessite ()*	None	Ag₂Te	1	222156	804
Kochkarite ()*	Tetradymite	PbBi₄Te₇	1	222156	5
Millerite ()*	Millerite	NiS	1	222167	1066
Molybdenite ()*	Molybdenite	MoS₂	2	222167,222170	5800
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	2	222167,222169	17380
Nickeline ()*	Nickeline	NiAs	1	222167	633
Gersdorffite-Pa3 ()*	Pyrite	NiAsS	1	222167	767
Powellite ()*	Scheelite	Ca(MoO₄)	2	222167,222170	494
Pyrite ()*	Pyrite	FeS₂	10	222145,222146,222147,222152,222154,222156,222159,222164,222167,222169	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	3	222146,222167,222169	9056
Quartz ()*	Quartz	SiO₂	11	222139,222140,222145,222146,222148,222152,222154,222156,222159,222167,222169	61156
Rutile ()*	Rutile	TiO₂	1	222167	5614
Scheelite ()*	Scheelite	Ca(WO₄)	2	222167,222170	4894
Schorl ()*	Tourmaline	NaFe²⁺₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	1	222167	2705
Siderite ()*	Calcite	Fe(CO₃)	1	222169	6417
Silver ()*	Copper	Ag	3	222146,222148,222167	5186
Sphalerite ()*	Sphalerite	ZnS	6	222146,222147,222154,222159,222167,222169	21482
Spinel ()*	Spinel	MgAl₂O₄	1	222167	1934
Talc ()*	Clay Talc	Mg₃Si₄O₁₀(OH)₂	1	222167	3337
Tellurobismuthite ()*	Tetradymite	Bi₂Te₃	1	222156	276
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃	1	222167	5317
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	1	222167	2562
Tsumoite ()*	Tetradymite	BiTe	1	222156	100
Volynskite ()*	None	AgBiTe₂	1	222156	64
Wroewolfeite ()*	None	Cu₄(SO₄)(OH)₆·2H₂O	1	222148	95
Xilingolite ()*	Lillianite	Pb₃Bi₂S₆	1	222170	7

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...