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:
Kearsarge, Houghton Co., Michigan, USA

mindat Locality ID: 26845
mindat URL: http://www.mindat.org/loc-26845.html

Tectonic Settings:

Total number of sublocalities beneath "Kearsarge, Houghton Co., Michigan, USA": 4
Total number of bottom-level sublocalities: 3

Number of Child Localities: 3
Child Localities:
Houghton No. 1
Kearsarge Mine
North Kearsarge Mine

Latitude: 47°16'29"N
Longitude: 88°24'46"W
Decimal Degree (lat, lon): 47.274722222222,-88.412777777778

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.

Allophane	Analcime	Brucite	Calcite	Clay	Clinozoisite	Copper	Corundum	Epidote	Feldspar
Gadolinite	Gypsum	Kaolinite	Malachite	Mica	None	Not in a structural group	Prehnite	Quartz	Spinel

Albite ()*	Analcime ()*	Brucite ()*	Calcite ()*	Chrysocolla ()*
Copper ()*	Cuprite ()*	Datolite ()*	Epidote ()*	Gypsum ()*
Hematite ()*	Kaolinite ()*	Kinoite ()*	Magnetite ()*	Malachite ()*
Microcline ()*	Muscovite ()*	Prehnite ()*	Quartz ()*	Silver ()*

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 B C Ca Cu Fe H K Mg Na O S Si

Elements from minerals reported directly at this locality: Al Ca Fe H K O S Si

Structural Groups for minerals in this locality:
Allophane Analcime Brucite Calcite Clay Clinozoisite Copper Corundum Epidote Feldspar
Gadolinite Gypsum Kaolinite Malachite Mica None Not in a structural group Prehnite Quartz Spinel

20 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Albite ()*	Feldspar	Na(AlSi₃O₈)	1	220580	8803
Analcime ()*	Analcime	Na(AlSi₂O₆)·H₂O	1	220580	1627
Brucite ()*	Brucite	Mg(OH)₂	1	220578	462
Calcite ()*	Calcite	Ca(CO₃)	3	220578,220579,220580	27770
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O	1	220578	3531
Copper ()*	Copper	Cu	3	220578,220579,220580	3846
Cuprite ()*	Not in a structural group	Cu₂O	1	220578	2970
Datolite ()*	Gadolinite	CaB(SiO₄)(OH)	1	220578	498
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	2	220578,220580	8173
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	0		6890
Hematite ()*	Corundum	Fe₂O₃	0		14640
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	0		5591
Kinoite ()*	None	Ca₂Cu₂Si₃O₁₀·2H₂O	2	220578,220579	17
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	0		14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	1	220578	12537
Microcline ()*	Feldspar	K(AlSi₃O₈)	1	220578	4924
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	0		17380
Prehnite ()*	Prehnite	Ca₂Al(Si₃Al)O₁₀(OH)₂	1	220580	1898
Quartz ()*	Quartz	SiO₂	2	220578,220580	61156
Silver ()*	Copper	Ag	2	220578,220580	5186

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...