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:
North Table Mountain, Golden, Golden District, Jefferson Co., Colorado, USA

mindat Locality ID: 5895
mindat URL: http://www.mindat.org/loc-5895.html

Tectonic Settings:

Total number of sublocalities beneath "North Table Mountain, Golden, Golden District, Jefferson Co., Colorado, USA": 4
Total number of bottom-level sublocalities: 4

Number of Child Localities: 4
Child Localities:
Southeast Quarry
Unnamed Prospect
Unnamed Tunnel
West Quarry

Latitude: 39°46'23"N
Longitude: 105°12'52"W
Decimal Degree (lat, lon): 39.773055555556,-105.21444444444

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	Amorphous	Analcime	Apophyllite	Aragonite	Baryte	Calcite	Chabazite	Clay	Gismondine
Harmotome	Heulandite	Lévyne	Mica	Mordenite	Natrolite	None	Not in a structural group	Pyroxene	Quartz
Smectite-vermiculite	Stilbite	Thomsonite

Analcime ()*	Aragonite ()*	Augite ()*	Baryte ()*	Calcite ()*
Chabazite-Ca ()*	Chrysocolla ()*	Cowlesite ()*	Fluorapophyllite-(K) ()*	Garronite-Ca ()*
Gonnardite ()*	Heulandite-Ca ()*	Laumontite ()*	Lévyne-Ca ()*	Mesolite ()*
Mordenite ()*	Natrolite ()*	Nontronite ()*	Offretite ()*	Opal ()*
Phillipsite-Ca ()*	Phlogopite ()*	Quartz ()*	Stilbite-Ca ()*	Thomsonite-Ca ()*

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 Mg Na O S Si

Elements from minerals reported directly at this locality: Al Ba C Ca Cu Fe H K Mg Na O S Si

Structural Groups for minerals in this locality:
Allophane Amorphous Analcime Apophyllite Aragonite Baryte Calcite Chabazite Clay Gismondine
Harmotome Heulandite Lévyne Mica Mordenite Natrolite None Not in a structural group Pyroxene Quartz
Smectite-vermiculite Stilbite Thomsonite

25 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Analcime ()*	Analcime	Na(AlSi₂O₆)·H₂O	2	190691,190692	1627
Aragonite ()*	Aragonite	Ca(CO₃)	0		3250
Augite ()*	Pyroxene	(Ca,Mg,Fe)₂Si₂O₆	0		2060
Baryte ()*	Baryte	Ba(SO₄)	0		11547
Calcite ()*	Calcite	Ca(CO₃)	2	190691,190694	27770
Chabazite-Ca ()*	Chabazite	Ca₂[Al₄Si₈O₂₄]·13H₂O	3	190691,190692,190694	310
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O	0		3531
Cowlesite ()*	None	Ca(Al₂Si₃)O₁₀·5-6H₂O	1	190691	84
Fluorapophyllite-(K) ()*	Apophyllite	KCa₄Si₈O₂₀F·8H₂O	1	190692	303
Garronite-Ca ()*	Gismondine	Ca₃(Al₆Si₁₀O₃₂)·14H₂O	0		66
Gonnardite ()*	Natrolite	(Na,Ca)₂(Si,Al)₅O₁₀·3H₂O	0		167
Heulandite-Ca ()*	Heulandite	(Ca,Na,K)₅(Si₂₇Al₉)O₇₂·26H₂O	0		246
Laumontite ()*	Not in a structural group	CaAl₂Si₄O₁₂·4H₂O	0		1271
Lévyne-Ca ()*	Lévyne	Ca₃(Si₁₂Al₆)O₃₆·18H₂O	0		42
Mesolite ()*	Natrolite	Na₂Ca₂(Si₉Al₆)O₃₀·8H₂O	0		425
Mordenite ()*	Mordenite	(Na₂,Ca,K₂)₄(Al₈Si₄₀)O₉₆·28H₂O	0		405
Natrolite ()*	Natrolite	Na₂(Si₃Al₂)O₁₀·2H₂O	0		1236
Nontronite ()*	Clay Smectite-vermiculite	Na_0.3Fe³⁺₂(Si,Al)₄O₁₀(OH)₂·nH₂O	0		471
Offretite ()*	Not in a structural group	KCaMg(Si₁₃Al₅)O₃₆·15H₂O	0		146
Opal ()*	Amorphous	SiO₂·nH₂O	0		2994
Phillipsite-Ca ()*	Harmotome	Ca₃(Si₁₀Al₆)O₃₂·12H₂O	0		75
Phlogopite ()*	Mica Clay	KMg₃(AlSi₃O₁₀)(OH)₂	0		2273
Quartz ()*	Quartz	SiO₂	0		61156
Stilbite-Ca ()*	Stilbite	NaCa₄(Si₂₇Al₉)O₇₂·28H₂O	0		268
Thomsonite-Ca ()*	Thomsonite	NaCa₂(Al₅Si₅)O₂₀·6H₂O	2	190691,190692	452

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...