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:
Bretka (Beretke), Rožňava Co., Košice Region, Slovakia

Oldest recorded age at locality: 164
Youngest recorded age at locality: 100

mindat Locality ID: 126211
mindat URL: http://www.mindat.org/loc-126211.html

Tectonic Settings:

Total number of sublocalities beneath "Bretka (Beretke), Rožňava Co., Košice Region, Slovakia": 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.

Amphibole	Calcite	Clay	Diaspore	Garnet	Millerite	None	Pyrite	Pyroxene	Serpentine
Spinel

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: C Ca Cr Fe H Mg Ni O S Si

Elements from minerals reported directly at this locality: C Ca Cr Fe H Mg Ni O S Si

Structural Groups for minerals in this locality:
Amphibole Calcite Clay Diaspore Garnet Millerite None Pyrite Pyroxene Serpentine
Spinel

11 IMA Minerals at location:

Andradite ()*	Calcite ()*	Chromite ()*	Chrysotile ()*	Diopside ()*
Goethite ()*	Graphite ()*	Magnetite ()*	Millerite ()*	Pyrite ()*
Tremolite ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Andradite ()*	Garnet	Ca₃Fe³⁺₂(SiO₄)₃	164	100	1534
Calcite ()*	Calcite	Ca(CO₃)	164	100	27770
Chromite ()*	Spinel	Fe²⁺Cr₂O₄	164	100	3902
Chrysotile ()*	Serpentine Clay	Mg₃Si₂O₅(OH)₄	164	100	951
Diopside ()*	Pyroxene	CaMgSi₂O₆	164	100	4135
Goethite ()*	Diaspore	FeO(OH)	164	100	7437
Graphite ()*	None	C	164	100	2812
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	164	100	14899
Millerite ()*	Millerite	NiS	164	100	1066
Pyrite ()*	Pyrite	FeS₂	164	100	39462
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	164	100	2562

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
	Emily000545	164	100	Late Jurassic-Early Cretaceous		vein formation during crustal thickening triggered by Late Jurassic–Early Cretaceous orogenic convergence					Yes				228102	Rožňava Co., Košice Region, Slovakia	vein and metasomatic siderite deposits near Rožňava	Hurai et al (2010)		AM28_1

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...