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:
Newbury, Essex Co., Massachusetts, USA

mindat Locality ID: 22384
mindat URL: http://www.mindat.org/loc-22384.html

Tectonic Settings:

Total number of sublocalities beneath "Newbury, Essex Co., Massachusetts, USA": 12
Total number of bottom-level sublocalities: 11

Number of Child Localities: 10
Child Localities:
Cedar Mine
Chipman Mine (Merrimac Mine; Newburyport Lead-silver Mine)
Devil's Basin
Devil's Den (Devil's Den Lime Pit)
Epidote Locality
Four Rock Mine
Georges Mine
J. M. Little Mine
Kent's Island
Luther Noyes Mine

Latitude: 42°46'3"N
Longitude: 70°50'3"W
Decimal Degree (lat, lon): 42.7675,-70.834166666667

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.

Acanthite	Amorphous	Amphibole	Aragonite	Arsenopyrite	Baryte	Bournonite	Brucite	Calcite	Chalcopyrite
Clay	Clinozoisite	Copper	Covellite	Epidote	Fluorite	Garnet	Kaolinite	Malachite	Marcasite
Mica	Nickeline	None	Not in a structural group	Pyrite	Pyroxene	Quartz	Rocksalt	Serpentine	Sphalerite
Spinel	Stibnite	Tetrahedrite	Titanite	Vesuvianite	Wollastonite

Acanthite ()*	Actinolite ()*	Andradite ()*	Ankerite ()*	Antigorite ()*
Arsenopyrite ()*	Azurite ()*	Baryte ()*	Bornite ()*	Bournonite ()*
Brucite ()*	Calcite ()*	Cerussite ()*	Chalcopyrite ()*	Chromite ()*
Chrysotile ()*	Covellite ()*	Diopside ()*	Dolomite ()*	Epidote ()*
Fluorite ()*	Galena ()*	Gold ()*	Grossular ()*	Hydrozincite ()*
Kaolinite ()*	Magnesite ()*	Malachite ()*	Marcasite ()*	Muscovite ()*
Opal ()*	Phlogopite ()*	Pyrargyrite ()*	Pyrite ()*	Pyrrhotite ()*
Quartz ()*	Siderite ()*	Silver ()*	Sphalerite ()*	Stephanite ()*
Stibnite ()*	Tetrahedrite-(Zn) ()*	Titanite ()*	Vesuvianite ()*	Wollastonite ()*
Zoisite ()*

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: Ag Al As Au Ba C Ca Cr Cu F Fe H K Mg Na O Pb S Sb Si Ti Zn

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

Structural Groups for minerals in this locality:
Acanthite Amorphous Amphibole Aragonite Arsenopyrite Baryte Bournonite Brucite Calcite Chalcopyrite
Clay Clinozoisite Copper Covellite Epidote Fluorite Garnet Kaolinite Malachite Marcasite
Mica Nickeline None Not in a structural group Pyrite Pyroxene Quartz Rocksalt Serpentine Sphalerite
Spinel Stibnite Tetrahedrite Titanite Vesuvianite Wollastonite

46 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Acanthite ()*	Acanthite	Ag₂S	1	219362	2793
Actinolite ()*	Amphibole	Ca₂(Mg_4.5-2.5Fe²⁺_0.5-2.5)Si₈O₂₂(OH)₂	1	219364	3419
Andradite ()*	Garnet	Ca₃Fe³⁺₂(SiO₄)₃	1	219364	1534
Ankerite ()*	None	Ca(Fe²⁺,Mg)(CO₃)₂	1	219362	3092
Antigorite ()*	Serpentine Clay	Mg₃Si₂O₅(OH)₄	2	219363,219364	708
Arsenopyrite ()*	Arsenopyrite	FeAsS	2	219362,219364	9052
Azurite ()*	Not in a structural group	Cu₃(CO₃)₂(OH)₂	1	219362	5509
Baryte ()*	Baryte	Ba(SO₄)	1	219362	11547
Bornite ()*	None	Cu₅FeS₄	3	219362,219369,219370	5516
Bournonite ()*	Bournonite	CuPbSbS₃	1	219362	1089
Brucite ()*	Brucite	Mg(OH)₂	1	219364	462
Calcite ()*	Calcite	Ca(CO₃)	4	219363,219364,219365,219369	27770
Cerussite ()*	Aragonite	Pb(CO₃)	1	219362	4979
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	4	219362,219363,219369,219370	27198
Chromite ()*	Spinel	Fe²⁺Cr₂O₄	1	219363	3902
Chrysotile ()*	Serpentine Clay	Mg₃Si₂O₅(OH)₄	2	219363,219364	951
Covellite ()*	Covellite	CuS	1	219362	4165
Diopside ()*	Pyroxene	CaMgSi₂O₆	3	219363,219364,219370	4135
Dolomite ()*	None	CaMg(CO₃)₂	2	219363,219364	9895
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	2	219362,219365	8173
Fluorite ()*	Fluorite	CaF₂	1	219362	9617
Galena ()*	Rocksalt	PbS	6	219361,219362,219363,219367,219368,219369	24243
Gold ()*	Copper	Au	1	219362	30554
Grossular ()*	Garnet	Ca₃Al₂(SiO₄)₃	1	219364	1544
Hydrozincite ()*	None	Zn₅(CO₃)₂(OH)₆	1	219362	1066
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	1	219369	5591
Magnesite ()*	Calcite	Mg(CO₃)	0		1487
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	1	219362	12537
Marcasite ()*	Marcasite	FeS₂	1	219370	5674
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	1	219362	17380
Opal ()*	Amorphous	SiO₂·nH₂O	1	219363	2994
Phlogopite ()*	Mica Clay	KMg₃(AlSi₃O₁₀)(OH)₂	1	219364	2273
Pyrargyrite ()*	None	Ag₃SbS₃	1	219362	1425
Pyrite ()*	Pyrite	FeS₂	3	219362,219363,219364	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	2	219362,219370	9056
Quartz ()*	Quartz	SiO₂	5	219362,219363,219364,219365,219369	61156
Siderite ()*	Calcite	Fe(CO₃)	4	219362,219363,219364,219369	6417
Silver ()*	Copper	Ag	1	219362	5186
Sphalerite ()*	Sphalerite	ZnS	1	219362	21482
Stephanite ()*	None	Ag₅SbS₄	1	219362	586
Stibnite ()*	Stibnite	Sb₂S₃	1	219362	3418
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃	1	219362	5317
Titanite ()*	Titanite	CaTi(SiO₄)O	1	219364	4899
Vesuvianite ()*	Vesuvianite	(Ca,Na)₁₉(Al,Mg,Fe)₁₃(SiO₄)₁₀(Si₂O₇)₄(OH,F,O)₁₀	2	219363,219364	1395
Wollastonite ()*	Wollastonite	CaSiO₃	2	219363,219364	1247
Zoisite ()*	Epidote	Ca₂Al₃[Si₂O₇][SiO₄]O(OH)	0		1025

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...