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:
Cass Co., Nebraska, USA

mindat Locality ID: 23913
mindat URL: http://www.mindat.org/loc-23913.html

Tectonic Settings:

Total number of sublocalities beneath "Cass Co., Nebraska, USA": 15
Total number of bottom-level sublocalities: 9

Number of Child Localities: 8
Child Localities:
Eagle
King Hill Quarry
Louisville
Nehawka
Plattsmouth
Snyderville Railroad Siding
Union
Weeping Water

Latitude: 40°52'13"N
Longitude: 96°3'56"W
Decimal Degree (lat, lon): 40.870277777778,-96.065555555556

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.

Aragonite	Baryte	Calcite	Chalcopyrite	Gypsum	Marcasite	None	Pyrite	Pyroxene	Quartz
Rocksalt	Sphalerite	Spinel

Alabandite ()*	Aragonite ()*	Baryte ()*	Calcite ()*	Chalcopyrite ()*
Daubréelite ()*	Dolomite ()*	Enstatite ()*	Gypsum ()*	Marcasite ()*
Pyrite ()*	Quartz ()*	Schreibersite ()*	Sphalerite ()*	Troilite ()*

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: Ba C Ca Cr Cu Fe H Mg Mn Ni O P S Si Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Aragonite Baryte Calcite Chalcopyrite Gypsum Marcasite None Pyrite Pyroxene Quartz
Rocksalt Sphalerite Spinel

15 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Alabandite ()*	Rocksalt	MnS	1	234326	312
Aragonite ()*	Aragonite	Ca(CO₃)	1	234333	3250
Baryte ()*	Baryte	Ba(SO₄)	4	234327,234328,234334,234336	11547
Calcite ()*	Calcite	Ca(CO₃)	5	234328,234331,234333,234334,234339	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	1	234327	27198
Daubréelite ()*	Spinel	FeCr₂S₄	1	234326	157
Dolomite ()*	None	CaMg(CO₃)₂	3	234328,234331,234334	9895
Enstatite ()*	Pyroxene	Mg₂Si₂O₆	1	234326	944
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	1	234328	6890
Marcasite ()*	Marcasite	FeS₂	2	234333,234334	5674
Pyrite ()*	Pyrite	FeS₂	3	234331,234333,234334	39462
Quartz ()*	Quartz	SiO₂	3	234325,234337,234338	61156
Schreibersite ()*	None	(Fe,Ni)₃P	1	234326	374
Sphalerite ()*	Sphalerite	ZnS	1	234334	21482
Troilite ()*	None	FeS	1	234326	1044

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...