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:
Ilmenau District, Thuringia, Germany

Oldest recorded age at locality: 260
Youngest recorded age at locality: 260

mindat Locality ID: 24011
mindat URL: http://www.mindat.org/loc-24011.html

Tectonic Settings:

Total number of sublocalities beneath "Ilmenau District, Thuringia, Germany": 17
Total number of bottom-level sublocalities: 8

Number of Child Localities: 5
Child Localities:
Elgersburg
Geraberg
Ilmenau
Langewiesen
Schobse Valley

Latitude: 50°41'44"N
Longitude: 10°51'30"E
Decimal Degree (lat, lon): 50.695555555556,10.858333333333

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	Baryte	Braunite	Calcite	Clinozoisite	Copper	Coronadite	Corundum	Epidote	Feldspar
Fluorite	Malachite	None	Quartz	Rutile	Spinel

Baryte ()*	Braunite ()*	Calcite ()*	Chalcocite ()*	Chrysocolla ()*
Copper ()*	Epidote ()*	Fluorite ()*	Hausmannite ()*	Hematite ()*
Hollandite ()*	Malachite ()*	Manganite ()*	Orthoclase ()*	Pyrolusite ()*
Quartz ()*

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: Al Ba C Ca Cu F Fe H K Mn O S Si

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Allophane Baryte Braunite Calcite Clinozoisite Copper Coronadite Corundum Epidote Feldspar
Fluorite Malachite None Quartz Rutile Spinel

16 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
Baryte ()*	Baryte	Ba(SO₄)	260	260	5	63662,63664,63673,63674,63677	11547
Braunite ()*	Braunite	Mn²⁺Mn³⁺₆O₈(SiO₄)	260	260	3	63662,63664,63671	483
Calcite ()*	Calcite	Ca(CO₃)	260	260	5	63662,63664,63667,63671,63677	27770
Chalcocite ()*	None	Cu₂S	260	260	1	63677	5707
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O	260	260	1	63677	3531
Copper ()*	Copper	Cu	260	260	1	63677	3846
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	260	260	1	63667	8173
Fluorite ()*	Fluorite	CaF₂	260	260	2	63674,63677	9617
Hausmannite ()*	Spinel	Mn²⁺Mn³⁺₂O₄	260	260	3	63662,63664,63671	350
Hematite ()*	Corundum	Fe₂O₃	260	260	4	63662,63664,63671,63676	14640
Hollandite ()*	Coronadite	Ba(Mn⁴⁺₆Mn³⁺₂)O₁₆	260	260	2	63676,63678	243
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	260	260	1	63677	12537
Manganite ()*	Rutile	Mn³⁺O(OH)	260	260	2	63671,63673	770
Orthoclase ()*	Feldspar	K(AlSi₃O₈)	260	260	1	63669	2349
Pyrolusite ()*	Rutile	MnO₂	260	260	4	63662,63664,63671,63673	3106
Quartz ()*	Quartz	SiO₂	260	260	1	63677	61156

1 Ages assigned to this locality:

	Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Age Interpret	Prioritized?	Sample Source	Sample Num	Run Num	Age from other Locality	Dated Mineral	Minerals explicitely stated as having this age	Age applies to these Elements	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID	Age Notes
	sedcu-00442	260	260	Permian										Cu	232754	Ilmenau, Ilmenau District, Thuringia, Germany	Ilmenau	Cox et al. (2003)		USGSOFR03_107

Sample	Source Locality	Reference URL
R050390	Oehrenstock (Öhrenstock), Langewiesen, Ilmenau District, Thuringia, Germany	https://rruff.info/R050390
R040090	Oehrenstock (Öhrenstock), Langewiesen, Ilmenau District, Thuringia, Germany	https://rruff.info/R040090

All locality data graciously provided by mindat.org

All age data...