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:
Kobold Mine, Oder Valley, St Andreasberg District, Harz, Lower Saxony, Germany

Oldest recorded age at locality: 138.3
Youngest recorded age at locality: 133.1

mindat Locality ID: 254605
mindat URL: http://www.mindat.org/loc-254605.html

Tectonic Settings:

Total number of sublocalities beneath "Kobold Mine, Oder Valley, St Andreasberg District, Harz, Lower Saxony, Germany": 0
Total number of bottom-level sublocalities: 0

Latitude: 0°0'0"N
Longitude: 0°0'0"E
Decimal Degree (lat, lon): 0,0

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.

Arseniosiderite	Arsenopyrite	Calcite	Löllingite	None	Vivianite

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: As C Ca Fe H O S

Elements from minerals reported directly at this locality: As C Ca Fe H O S

Structural Groups for minerals in this locality:
Arseniosiderite Arsenopyrite Calcite Löllingite None Vivianite

7 IMA Minerals at location:

Arseniosiderite ()*	Arsenopyrite ()*	Calcite ()*	Löllingite ()*	Parasymplesite ()*
Pitticite ()*	Scorodite ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Arseniosiderite ()*	Arseniosiderite	Ca₂Fe³⁺₃O₂(AsO₄)₃·3H₂O	138.3	133.1	194
Arsenopyrite ()*	Arsenopyrite	FeAsS	138.3	133.1	9052
Calcite ()*	Calcite	Ca(CO₃)	138.3	133.1	27770
Löllingite ()*	Löllingite	FeAs₂	138.3	133.1	762
Parasymplesite ()*	Vivianite	Fe²⁺₃(AsO₄)₂·8H₂O	138.3	133.1	124
Pitticite ()*	None	[Fe,AsO₄,SO₄,H₂O] (?)	138.3	133.1	140
Scorodite ()*	None	Fe³⁺(AsO₄)·2H₂O	138.3	133.1	1153

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
	Kristen002289	138.3	133.1	135.7±2.6	40Ar/39Ar			adularia			Yes				6009	Bergmannstrost Mine, St Andreasberg, St Andreasberg District, Harz, Lower Saxony, Germany	Bergmannstrost Vein	Mertz et al. (1989)	10.1007/BF00206715	MD24_9

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...