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:
Greenland Township, Ontonagon Co., Michigan, USA

mindat Locality ID: 127341
mindat URL: http://www.mindat.org/loc-127341.html

Tectonic Settings:

Total number of sublocalities beneath "Greenland Township, Ontonagon Co., Michigan, USA": 8
Total number of bottom-level sublocalities: 6

Number of Child Localities: 2
Child Localities:
Greenland
Winona

Latitude: 46°47'20"N
Longitude: 89°2'20"W
Decimal Degree (lat, lon): 46.788888888889,-89.038888888889

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	Amphibole	Analcime	Calcite	Clay	Clinozoisite	Copper	Corundum	Domeykite	Epidote
Feldspar	Fluorite	Gadolinite	Garnet	Malachite	Natrolite	None	Not in a structural group	Prehnite	Pumpellyite
Quartz	Smectite-vermiculite

Actinolite ()*	Analcime ()*	Andradite ()*	Calcite ()*	Chalcocite ()*
Chrysocolla ()*	Copper ()*	Cuprite ()*	Datolite ()*	Domeykite ()*
Epidote ()*	Fluorite ()*	Gerhardtite ()*	Hematite ()*	Laumontite ()*
Malachite ()*	Microcline ()*	Natrolite ()*	Prehnite ()*	Pumpellyite-(Mg) ()*
Quartz ()*	Saponite ()*	Silver ()*	Spertiniite ()*	Tenorite ()*

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

Elements from minerals reported directly at this locality: Cu H N O

Structural Groups for minerals in this locality:
Allophane Amphibole Analcime Calcite Clay Clinozoisite Copper Corundum Domeykite Epidote
Feldspar Fluorite Gadolinite Garnet Malachite Natrolite None Not in a structural group Prehnite Pumpellyite
Quartz Smectite-vermiculite

25 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	222673	3419
Analcime ()*	Analcime	Na(AlSi₂O₆)·H₂O	1	222672	1627
Andradite ()*	Garnet	Ca₃Fe³⁺₂(SiO₄)₃	1	222673	1534
Calcite ()*	Calcite	Ca(CO₃)	6	222668,222670,222671,222672,222673,222674	27770
Chalcocite ()*	None	Cu₂S	1	222673	5707
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O	1	222673	3531
Copper ()*	Copper	Cu	6	222668,222670,222671,222672,222673,222674	3846
Cuprite ()*	Not in a structural group	Cu₂O	2	222668,222673	2970
Datolite ()*	Gadolinite	CaB(SiO₄)(OH)	5	222668,222670,222671,222672,222673	498
Domeykite ()*	Domeykite	Cu₃As	1	222673	73
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	6	222668,222670,222671,222672,222673,222674	8173
Fluorite ()*	Fluorite	CaF₂	1	222673	9617
Gerhardtite ()*	None	Cu₂(NO₃)(OH)₃	0		24
Hematite ()*	Corundum	Fe₂O₃	3	222672,222673,222674	14640
Laumontite ()*	Not in a structural group	CaAl₂Si₄O₁₂·4H₂O	5	222668,222670,222672,222673,222674	1271
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	2	222673,222674	12537
Microcline ()*	Feldspar	K(AlSi₃O₈)	1	222668	4924
Natrolite ()*	Natrolite	Na₂(Si₃Al₂)O₁₀·2H₂O	1	222673	1236
Prehnite ()*	Prehnite	Ca₂Al(Si₃Al)O₁₀(OH)₂	5	222668,222670,222671,222673,222674	1898
Pumpellyite-(Mg) ()*	Pumpellyite	Ca₂MgAl₂(Si₂O₇)(SiO₄)(OH)₂·H₂O	3	222668,222670,222673	106
Quartz ()*	Quartz	SiO₂	6	222668,222670,222671,222672,222673,222674	61156
Saponite ()*	Clay Smectite-vermiculite	(Ca,Na)_0.3(Mg,Fe)₃(Si,Al)₄O₁₀(OH)₂·4H₂O	1	222668	301
Silver ()*	Copper	Ag	3	222668,222670,222673	5186
Spertiniite ()*	None	Cu(OH)₂	0		17
Tenorite ()*	None	CuO	2	222668,222673	1101

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...