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:
Bolton Lime Quarries (Bolton Quarry; Whitcomb Quarry; Hildreth Quarry), Bolton, Worcester Co., Massachusetts, USA

mindat Locality ID: 3824
mindat URL: http://www.mindat.org/loc-3824.html

Tectonic Settings:

Total number of sublocalities beneath "Bolton Lime Quarries (Bolton Quarry; Whitcomb Quarry; Hildreth Quarry), Bolton, Worcester Co., Massachusetts, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 42°26'18"N
Longitude: 71°33'58"W
Decimal Degree (lat, lon): 42.438333333333,-71.566111111111

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.

Amorphous	Amphibole	Apatite	Arsenopyrite	Calcite	Chalcopyrite	Clay	Clinozoisite	Epidote	Feldspar
Humite	Mica	Molybdenite	Nickeline	None	Not in a structural group	Olivine	Pyrite	Pyroxene	Quartz
Rutile	Scapolite	Serpentine	Smectite-vermiculite	Spinel	Talc	Titanite	Zircon

Actinolite ()*	Albite ()*	Antigorite ()*	Arsenopyrite ()*	Augite ()*
Calcite ()*	Chalcopyrite ()*	Chondrodite ()*	Clinohumite ()*	Diopside ()*
Dolomite ()*	Epidote ()*	Fluorapatite ()*	Forsterite ()*	Graphite ()*
Magnesio-hornblende ()*	Magnesite ()*	Magnetite ()*	Meionite ()*	Microcline ()*
Molybdenite ()*	Muscovite ()*	Opal ()*	Pargasite ()*	Petalite ()*
Phlogopite ()*	Pyrite ()*	Pyrrhotite ()*	Quartz ()*	Rutile ()*
Sillimanite ()*	Spinel ()*	Talc ()*	Titanite ()*	Tremolite ()*
Vermiculite ()*	Zircon ()*

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 As C Ca Cu F Fe H K Li Mg Mo Na O P S Si Ti Zr

Elements from minerals reported directly at this locality: Al As C Ca Cu F Fe H K Li Mg Mo Na O P S Si Ti Zr

Structural Groups for minerals in this locality:
Amorphous Amphibole Apatite Arsenopyrite Calcite Chalcopyrite Clay Clinozoisite Epidote Feldspar
Humite Mica Molybdenite Nickeline None Not in a structural group Olivine Pyrite Pyroxene Quartz
Rutile Scapolite Serpentine Smectite-vermiculite Spinel Talc Titanite Zircon

37 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of localities containing mineral
Actinolite ()*	Amphibole	Ca₂(Mg_4.5-2.5Fe²⁺_0.5-2.5)Si₈O₂₂(OH)₂	3419
Albite ()*	Feldspar	Na(AlSi₃O₈)	8803
Antigorite ()*	Serpentine Clay	Mg₃Si₂O₅(OH)₄	708
Arsenopyrite ()*	Arsenopyrite	FeAsS	9052
Augite ()*	Pyroxene	(Ca,Mg,Fe)₂Si₂O₆	2060
Calcite ()*	Calcite	Ca(CO₃)	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	27198
Chondrodite ()*	Humite	Mg₅(SiO₄)₂F₂	285
Clinohumite ()*	Humite	Mg₉(SiO₄)₄F₂	236
Diopside ()*	Pyroxene	CaMgSi₂O₆	4135
Dolomite ()*	None	CaMg(CO₃)₂	9895
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	8173
Fluorapatite ()*	Apatite	Ca₅(PO₄)₃F	2740
Forsterite ()*	Olivine	Mg₂(SiO₄)	1188
Graphite ()*	None	C	2812
Magnesio-hornblende ()*	Amphibole	Ca₂(Mg₄Al)(Si₇Al)O₂₂(OH)₂	238
Magnesite ()*	Calcite	Mg(CO₃)	1487
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	14899
Meionite ()*	Scapolite	Ca₄Al₆Si₆O₂₄(CO₃)	176
Microcline ()*	Feldspar	K(AlSi₃O₈)	4924
Molybdenite ()*	Molybdenite	MoS₂	5800
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	17380
Opal ()*	Amorphous	SiO₂·nH₂O	2994
Pargasite ()*	Amphibole	NaCa₂(Mg₄Al)(Si₆Al₂)O₂₂(OH)₂	313
Petalite ()*	Not in a structural group	LiAlSi₄O₁₀	124
Phlogopite ()*	Mica Clay	KMg₃(AlSi₃O₁₀)(OH)₂	2273
Pyrite ()*	Pyrite	FeS₂	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	9056
Quartz ()*	Quartz	SiO₂	61156
Rutile ()*	Rutile	TiO₂	5614
Sillimanite ()*	Not in a structural group	Al₂SiO₅	1516
Spinel ()*	Spinel	MgAl₂O₄	1934
Talc ()*	Clay Talc	Mg₃Si₄O₁₀(OH)₂	3337
Titanite ()*	Titanite	CaTi(SiO₄)O	4899
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	2562
Vermiculite ()*	Clay Smectite-vermiculite	Mg_0.7(Mg,Fe,Al)₆(Si,Al)₈O₂₀(OH)₄·8H₂O	652
Zircon ()*	Zircon	Zr(SiO₄)	5251

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...