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:
Campton, Grafton Co., New Hampshire, USA

mindat Locality ID: 24790
mindat URL: http://www.mindat.org/loc-24790.html

Tectonic Settings:

Total number of sublocalities beneath "Campton, Grafton Co., New Hampshire, USA": 4
Total number of bottom-level sublocalities: 4

Number of Child Localities: 4
Child Localities:
Beebe River "Gold" Mine (Old "Gold" Mine)
Beryl Locality
Lower Crystal Quarry
Upper Crystal Quarry

Latitude: 43°51'53"N
Longitude: 71°38'12"W
Decimal Degree (lat, lon): 43.864722222222,-71.636666666667

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	Analcime	Beryl	Calcite	Clay	Feldspar	Garnet	Gypsum	Halotrichite	Mica
None	Pyrite	Pyroxene	Quartz	Spinel

Actinolite ()*	Aegirine-augite ()*	Albite ()*	Almandine ()*	Analcime ()*
Anorthite ()*	Augite ()*	Beryl ()*	Calcite ()*	Ferro-hornblende ()*
Gypsum ()*	Halotrichite ()*	Kaersutite ()*	Magnetite ()*	Microcline ()*
Muscovite ()*	Pyrite ()*	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 Be C Ca Fe H K Mg Na O S Si Ti

Elements from minerals reported directly at this locality: Al C Ca Fe H Mg Na O Si Ti

Structural Groups for minerals in this locality:
Amphibole Analcime Beryl Calcite Clay Feldspar Garnet Gypsum Halotrichite Mica
None Pyrite Pyroxene Quartz Spinel

18 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Actinolite ()*	Amphibole	Ca₂(Mg_4.5-2.5Fe²⁺_0.5-2.5)Si₈O₂₂(OH)₂	1	242144	3419
Aegirine-augite ()*	Pyroxene	(Ca,Na)(Fe³⁺,Mg,Fe²⁺)Si₂O₆	0		286
Albite ()*	Feldspar	Na(AlSi₃O₈)	2	242146,242147	8803
Almandine ()*	Garnet	Fe²⁺₃Al₂(SiO₄)₃	2	242145,242147	2353
Analcime ()*	Analcime	Na(AlSi₂O₆)·H₂O	0		1627
Anorthite ()*	Feldspar	Ca(Al₂Si₂O₈)	0		1036
Augite ()*	Pyroxene	(Ca,Mg,Fe)₂Si₂O₆	0		2060
Beryl ()*	Beryl	Be₃Al₂Si₆O₁₈	1	242145	4286
Calcite ()*	Calcite	Ca(CO₃)	0		27770
Ferro-hornblende ()*	Amphibole	Ca₂(Fe²⁺₄Al)(Si₇Al)O₂₂(OH)₂	0		271
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	1	242144	6890
Halotrichite ()*	Halotrichite	Fe²⁺Al₂(SO₄)₄·22H₂O	1	242144	409
Kaersutite ()*	Amphibole	NaCa₂(Mg₃AlTi⁴⁺)(Si₆Al₂)O₂₂O₂	0		179
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	1	242144	14899
Microcline ()*	Feldspar	K(AlSi₃O₈)	2	242145,242147	4924
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	3	242145,242146,242147	17380
Pyrite ()*	Pyrite	FeS₂	2	242144,242147	39462
Quartz ()*	Quartz	SiO₂	4	242144,242145,242146,242147	61156

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...