Mineral Evolution Database
Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.
Mineral locality data provided by mindat.org



Only display mineral occurrences with a max age below:  and a max age above:    
Alternately, only display mineral occurrences without an age:


  • This page displays localities at which this mineral is found, and estimates of the oldest possible geologic age of the mineral at these localities.


  • Minerals queried: Howlite

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    Max Age (Ma)Min Age (Ma)mindat IDLocality containing MineralCountryTectonic SettingsDated Locality IDDated Locality (Max Age)Reference (Max Age)Reference (Min Age)Excel ID (Max Age)Excel ID (Min Age)Query Minerals# of Query Minerals at LocalityLat DegLat MinLat SecLon DegLon MinLon SecDecimal Degree
    P3593238188CanadaCanadaCM40_1675CM40_1675Alexandra-0114Alexandra-0114Howlite 1532027-90-3-4053.340833333333,-90.061111111111
    P35932314309New Brunswick, CanadaCanadaCM40_1675CM40_1675Alexandra-0114Alexandra-0114Howlite 1461536-66-9-2746.26,-66.1575
    P35932323912Kings Co., New Brunswick, CanadaCanadaCM40_1675CM40_1675Alexandra-0114Alexandra-0114Howlite 1454243-65-34-445.711944444444,-65.567777777778
    P35932353350Cardwell Parish, Kings Co., New Brunswick, CanadaCanadaCM40_1675CM40_1675Alexandra-0114Alexandra-0114Howlite 145443-65-20-1745.734166666667,-65.338055555556
    P35932352077Penobsquis, Cardwell Parish, Kings Co., New Brunswick, CanadaCanadaCM40_1675CM40_1675Alexandra-0114Alexandra-0114Howlite 1454515-65-25-1545.754166666667,-65.420833333333
    MDO35932315934Potash Corporation Of Saskatchewan Mine (PCS Mine; Potash Corporation Of America Mine), Penobsquis, Cardwell Parish, Kings Co., New Brunswick, CanadaCanada15934Potash Corporation Of Saskatchewan Mine (PCS Mine; Potash Corporation Of America Mine), Penobsquis, Cardwell Parish, Kings Co., New Brunswick, CanadaCM40_1675CM40_1675Alexandra-0114Alexandra-0114Howlite 1454515-65-25-1545.754166666667,-65.420833333333
    229749Hammond Parish, Kings Co., New Brunswick, CanadaCanadaHowlite 1453329-65-34-3345.558055555556,-65.575833333333
    275153Salt Springs Evaporite Deposit, Hammond Parish, Kings Co., New Brunswick, CanadaCanadaHowlite 1453330-65-34-3345.558333333333,-65.575833333333
    MD10136Clover Hill Deposit (Denison-Potacan Mine; Potacan Mine; Cassidy Potash Mine), Salt Springs Evaporite Deposit, Hammond Parish, Kings Co., New Brunswick, CanadaCanadaHowlite 1453331-65-34-3345.558611111111,-65.575833333333
    194187Newfoundland And Labrador, CanadaCanadaHowlite 1514754-60-9-1651.798333333333,-60.154444444444
    23886Newfoundland, Newfoundland And Labrador, CanadaCanadaHowlite 1482959-56-24-5548.499722222222,-56.415277777778
    MD243838Fischell's Brook, Newfoundland, Newfoundland And Labrador, CanadaCanadaHowlite 1481830-59-40-3048.308333333333,-59.675
    MD11177Flat Bay Quarry, Newfoundland, Newfoundland And Labrador, CanadaCanadaHowlite 10000000,0
    P34034014347Nova Scotia, CanadaCanadaUSGSOFR03_107USGSOFR03_107sedcu-00198sedcu-00198Howlite 145635-63-23-3345.109722222222,-63.3925
    24462Colchester Co., Nova Scotia, CanadaCanadaHowlite 1452040-63-43-4845.344444444444,-63.73
    MD306431Green Creek Howlite Occurrence, Colchester Co., Nova Scotia, CanadaCanadaHowlite 10000000,0
    16000Hants Co., Nova Scotia, CanadaCanadaHowlite 145727-63-56-1845.124166666667,-63.938333333333
    MD19462Wentworth Quarry (Fundy Gypsum; Canadian Gypsum Company), Hants Co., Nova Scotia, CanadaCanadaHowlite 1445850-64-5044.980555555556,-64.083333333333
    11578Windsor, Hants Co., Nova Scotia, CanadaCanadaHowlite 144566-64-11-2244.935,-64.189444444444
    MD523Black's Quarry, Windsor, Hants Co., Nova Scotia, CanadaCanadaHowlite 1445729-64-8-3044.958055555556,-64.141666666667
    P340340133565Victoria Co., Nova Scotia, CanadaCanadaUSGSOFR03_107USGSOFR03_107sedcu-00198sedcu-00198Howlite 1462149-60-40-3846.363611111111,-60.677222222222
    O340340233500Dingwall, Victoria Co., Nova Scotia, CanadaCanada233500Dingwall, Victoria Co., Nova Scotia, CanadaUSGSOFR03_107USGSOFR03_107sedcu-00198sedcu-00198Howlite 1465335-60-29-246.893055555556,-60.483888888889
    MD16847National Gypsum Company Quarries, Dingwall, Victoria Co., Nova Scotia, CanadaCanadaHowlite 1465336-60-29-246.893333333333,-60.483888888889
    P340340233499Iona, Victoria Co., Nova Scotia, CanadaCanada233499Iona, Victoria Co., Nova Scotia, CanadaUSGSOFR03_107USGSOFR03_107sedcu-00232sedcu-00232Howlite 1455647-60-49-4445.946388888889,-60.828888888889
    MDRO340340522Bras D'Or Lake Howlite Locality, Iona, Victoria Co., Nova Scotia, CanadaCanada233499Iona, Victoria Co., Nova Scotia, CanadaUSGSOFR03_107USGSOFR03_107sedcu-00232sedcu-00232Howlite 1455648-60-49-4445.946666666667,-60.828888888889
    14244GermanyGermanyHowlite 151261810221151.438333333333,10.369722222222
    4395Lower Saxony, GermanyGermanyHowlite 152250916952.416666666667,9.2691666666667
    21050Diepholz, Lower Saxony, GermanyGermanyHowlite 15236348294752.609444444444,8.4963888888889
    MD1791Rehden, Diepholz, Lower Saxony, GermanyGermanyHowlite 15236348294852.609444444444,8.4966666666667
    21253Thuringia, GermanyGermanyHowlite 1504711134150.783611111111,11.061388888889
    22715Harz, Thuringia, GermanyGermanyHowlite 151332310492751.556388888889,10.824166666667
    24127Nordhausen, Harz, Thuringia, GermanyGermanyHowlite 15134391046851.5775,10.768888888889
    282303Niedersachswerfen, Nordhausen, Harz, Thuringia, GermanyGermanyHowlite 151322910452551.541388888889,10.756944444444
    MD13527Kohnstein Quarry, Niedersachswerfen, Nordhausen, Harz, Thuringia, GermanyGermanyHowlite 151322910452551.541388888889,10.756944444444
    2285MexicoMexicoHowlite 1222655-102-27-1522.448611111111,-102.45416666667
    2350Sonora, MexicoMexicoHowlite 1294839-110-11-2329.810833333333,-110.18972222222
    29910Magdalena Municipality, Sonora, MexicoMexicoHowlite 130300-110-49-5930.5,-110.83305555556
    286738Aguja, Magdalena Municipality, Sonora, MexicoMexicoHowlite 10000000,0
    MD211911Mesa Del Almo, Aguja, Magdalena Municipality, Sonora, MexicoMexicoHowlite 10000000,0
    MD266576El Cajon Deposit, Magdalena Municipality, Sonora, MexicoMexicoHowlite 130300-110-49-6030.5,-110.83333333333
    MD266577Unimin (Tinaja Del Oso) Deposit, Magdalena Municipality, Sonora, MexicoMexicoHowlite 10000000,0
    MD266578Yeso Mine, Magdalena Municipality, Sonora, MexicoMexicoHowlite 10000000,0
    272548Mazatan Municipality, Sonora, MexicoMexicoHowlite 10000000,0
    MD272549Mazatan Basin, Mazatan Municipality, Sonora, MexicoMexicoHowlite 10000000,0
    190182Tubutama Municipality, Sonora, MexicoMexicoHowlite 10000000,0
    285802La Salada, Tubutama Municipality, Sonora, MexicoMexicoHowlite 10000000,0
    MD211912Borate Deposit, La Salada, Tubutama Municipality, Sonora, MexicoMexicoHowlite 10000000,0
    22720SerbiaSerbiaHowlite 143515120322143.864166666667,20.539166666667
    255950Raška District, SerbiaSerbiaHowlite 144164819231744.28,19.388055555556
    255956Raška, Raška District, SerbiaSerbiaHowlite 10000000,0
    255958Jarandol Basin, Raška, Raška District, SerbiaSerbiaHowlite 10000000,0
    133725Baljevac Na Ibru, Jarandol Basin, Raška, Raška District, SerbiaSerbiaHowlite 10000000,0
    206039Bella Stena (Bela Stena), Baljevac Na Ibru, Jarandol Basin, Raška, Raška District, SerbiaSerbiaHowlite 10000000,0
    MD194550Drill Site 1, Bella Stena (Bela Stena), Baljevac Na Ibru, Jarandol Basin, Raška, Raška District, SerbiaSerbiaHowlite 10000000,0
    MD194551Drill Site 2, Bella Stena (Bela Stena), Baljevac Na Ibru, Jarandol Basin, Raška, Raška District, SerbiaSerbiaHowlite 10000000,0
    MD4440Pobrdzhsky Potok & Peskanya Deposits, Baljevac Na Ibru, Jarandol Basin, Raška, Raška District, SerbiaSerbiaHowlite 10000000,0
    P16410018884SlovakiaSlovakiaAM28_1AM28_1Emily000545Emily000545Howlite 14838471913448.646388888889,19.026111111111
    P16410027316Košice Region, SlovakiaSlovakiaAM28_1AM28_1Emily000545Emily000545Howlite 14844122171448.736666666667,21.120555555556
    P164100228102Rožňava Co., Košice Region, SlovakiaSlovakia228102Rožňava Co., Košice Region, SlovakiaAM28_1AM28_1Emily000545Emily000545Howlite 148403720271548.676944444444,20.454166666667
    MDRO164100126247Gemerská Poloma (Poloma; Veszverés), Rožňava Co., Košice Region, SlovakiaSlovakia228102Rožňava Co., Košice Region, SlovakiaAM28_1AM28_1Emily000545Emily000545Howlite 148455820305148.766111111111,20.514166666667
    6062TurkeyTurkeyHowlite 139164834194239.28,34.328333333333
    23980Marmara Region, TurkeyTurkeyHowlite 14029132811840.486944444444,28.021666666667
    22827Balikesir Province, Marmara Region, TurkeyTurkeyHowlite 13935727314839.585277777778,27.53
    25728Bigadiç, Balikesir Province, Marmara Region, TurkeyTurkeyHowlite 13923592875939.399722222222,28.133055555556
    MD8682Bigadiç Mine, Bigadiç, Balikesir Province, Marmara Region, TurkeyTurkeyHowlite 139240288039.4,28.133333333333
    278652Faraşköy (Faraş), Bigadiç, Balikesir Province, Marmara Region, TurkeyTurkeyHowlite 10000000,0
    MD25894Kurtpınarı Mine, Faraşköy (Faraş), Bigadiç, Balikesir Province, Marmara Region, TurkeyTurkeyHowlite 10000000,0
    288961Susurluk, Balikesir Province, Marmara Region, TurkeyTurkeyHowlite 10000000,0
    276980Sultançayırı (Sultan Tschair), Susurluk, Balikesir Province, Marmara Region, TurkeyTurkeyHowlite 10000000,0
    MD157139Sultançayırı Mine, Sultançayırı (Sultan Tschair), Susurluk, Balikesir Province, Marmara Region, TurkeyTurkeyHowlite 10000000,0
    14281UKUKHowlite 1535237-3-55-3553.876944444444,-3.9263888888889
    14093England, UKUKHowlite 1521826-1-25-3352.307222222222,-1.4258333333333
    26399North Yorkshire, England, UKUKHowlite 154135-1-24-3454.218055555556,-1.4094444444444
    26495Scarborough, North Yorkshire, England, UKUKHowlite 1547380-49-1054.127222222222,-0.81944444444444
    29978Whitby, Scarborough, North Yorkshire, England, UKUKHowlite 15429130-36-2154.486944444444,-0.60583333333333
    MD265720York Potash Borehole SM1, Whitby, Scarborough, North Yorkshire, England, UKUKHowlite 10000000,0
    MD265721York Potash Borehole SM2, Whitby, Scarborough, North Yorkshire, England, UKUKHowlite 10000000,0
    P22173366USAUSANAVDATNAVDATNAVDAT-19629NAVDAT-58166Howlite 1374912-83-42-4937.82,-83.713611111111
    P22173424California, USAUSANAVDATNAVDATNAVDAT-19629NAVDAT-58166Howlite 1374954-120-44-337.831666666667,-120.73416666667
    3462Inyo Co., California, USAUSAHowlite 1363553-117-40-936.598055555556,-117.66916666667
    215293Amargosa Range, Inyo Co., California, USAUSAHowlite 1361810-116-40-136.302777777778,-116.66694444444
    29087Black Mts, Amargosa Range, Inyo Co., California, USAUSAHowlite 136242-116-35-5436.045,-116.59833333333
    220983Zabriskie Point, Black Mts, Amargosa Range, Inyo Co., California, USAUSAHowlite 1362512-116-49-3736.42,-116.82694444444
    MD25092Gower Gulch Mine, Zabriskie Point, Black Mts, Amargosa Range, Inyo Co., California, USAUSAHowlite 1362529-116-50-1536.424722222222,-116.8375
    27209Furnace Creek District (Furnace Creek Borate District; Death Valley Area Borate Deposits; Ryan Area), Inyo Co., California, USAUSAHowlite 1362345-116-47-736.395833333333,-116.78527777778
    205141Ryan, Furnace Creek District (Furnace Creek Borate District; Death Valley Area Borate Deposits; Ryan Area), Inyo Co., California, USAUSAHowlite 1361953-116-41-2436.331388888889,-116.69
    MD3469Billie Mine (Billie Group; Ryan Mine; Billie I Mine; Billie II Mine), Ryan, Furnace Creek District (Furnace Creek Borate District; Death Valley Area Borate Deposits; Ryan Area), Inyo Co., California, USAUSAHowlite 1362029-116-41-536.341388888889,-116.68472222222
    P19193481Kern Co., California, USAUSAOLEB41_307OLEB41_307Scott-OLEB41_307-0001Scott-OLEB41_307-0001Howlite 1352336-118-32-3935.393333333333,-118.54416666667
    P191925097Kramer District (Kramer Borate District), Kern Co., California, USAUSAOLEB41_307OLEB41_307Scott-OLEB41_307-0001Scott-OLEB41_307-0001Howlite 1345946-117-46-1234.996111111111,-117.77
    P19193438Boron, Kramer District (Kramer Borate District), Kern Co., California, USAUSAOLEB41_307OLEB41_307Scott-OLEB41_307-0001Scott-OLEB41_307-0001Howlite 135326-117-45-835.057222222222,-117.75222222222
    P191980184Kramer Borate Deposit, Boron, Kramer District (Kramer Borate District), Kern Co., California, USAUSA80184Kramer Borate Deposit, Boron, Kramer District (Kramer Borate District), Kern Co., California, USAOLEB41_307OLEB41_307Scott-OLEB41_307-0001Scott-OLEB41_307-0001Howlite 135225-117-41-2535.040277777778,-117.69027777778
    MDRO1919212304California Borate Company Property (Western Borax Mine; Western Mine), Kramer Borate Deposit, Boron, Kramer District (Kramer Borate District), Kern Co., California, USAUSA80184Kramer Borate Deposit, Boron, Kramer District (Kramer Borate District), Kern Co., California, USAOLEB41_307OLEB41_307Scott-OLEB41_307-0001Scott-OLEB41_307-0001Howlite 13524-117-40-3235.034444444444,-117.67555555556
    3493Los Angeles Co., California, USAUSAHowlite 1341110-118-16-3034.186111111111,-118.275
    3494Lang, Los Angeles Co., California, USAUSAHowlite 1342554-118-22-3634.431666666667,-118.37666666667
    27541Tick Canyon, Lang, Los Angeles Co., California, USAUSAHowlite 1342556-118-23-2934.432222222222,-118.39138888889
    219960Tick Canyon Borate Deposit, Tick Canyon, Lang, Los Angeles Co., California, USAUSAHowlite 10000000,0
    MD23402Lang Mine (Sterling Mine; Sterling Borax Mine; Tick Canyon Borax Mine), Tick Canyon Borate Deposit, Tick Canyon, Lang, Los Angeles Co., California, USAUSAHowlite 1342853-118-21-5334.481388888889,-118.36472222222
    P22173541San Bernardino Co., California, USAUSANAVDATNAVDATNAVDAT-19629NAVDAT-58166Howlite 1345414-116-18-5934.903888888889,-116.31638888889
    146271Calico Mts (Calico Hills), San Bernardino Co., California, USAUSAHowlite 1345841-116-48-3134.978055555556,-116.80861111111
    3544Calico District (Daggett District; Calico-Daggett Area), Calico Mts (Calico Hills), San Bernardino Co., California, USAUSAHowlite 1345620-116-50-4134.938888888889,-116.84472222222
    27561Calico, Calico District (Daggett District; Calico-Daggett Area), Calico Mts (Calico Hills), San Bernardino Co., California, USAUSAHowlite 1345926-116-51-1134.990555555556,-116.85305555556
    26609Pacific Mine (Pacific Coast Borax Company Properties; Borate; Borate Colemanite Mines; Calico; Old Borate; Pacific Coast Borax Co. Workings), Calico, Calico District (Daggett District; Calico-Daggett Area), Calico Mts (Calico Hills), San Bernardino Co., California, USAUSAHowlite 134570-116-49034.95,-116.81666666667
    28183Borate (Borate Camp), Pacific Mine (Pacific Coast Borax Company Properties; Borate; Borate Colemanite Mines; Calico; Old Borate; Pacific Coast Borax Co. Workings), Calico, Calico District (Daggett District; Calico-Daggett Area), Calico Mts (Calico Hills), San Bernardino Co., California, USAUSAHowlite 10000000,0
    MD212039Borax Consolidated Company Mines, Borate (Borate Camp), Pacific Mine (Pacific Coast Borax Company Properties; Borate; Borate Colemanite Mines; Calico; Old Borate; Pacific Coast Borax Co. Workings), Calico, Calico District (Daggett District; Calico-Daggett Area), Calico Mts (Calico Hills), San Bernardino Co., California, USAUSAHowlite 10000000,0
    MD3548Daggett, Calico District (Daggett District; Calico-Daggett Area), Calico Mts (Calico Hills), San Bernardino Co., California, USAUSAHowlite 1345344-116-54-3734.895555555556,-116.91027777778
    P2217215478East Kramer District, San Bernardino Co., California, USAUSANAVDATNAVDATNAVDAT-19629NAVDAT-58166Howlite 1345119-117-31-5134.855277777778,-117.53083333333
    P2217215479East Kramer Borate Area (East Kramer Colemanite Area), East Kramer District, San Bernardino Co., California, USAUSANAVDATNAVDATNAVDAT-19629NAVDAT-58166Howlite 1345120-117-31-5134.855555555556,-117.53083333333
    218171Kramer Junction (Beecher's Corners; Beechers Corners; Four Corners), East Kramer Borate Area (East Kramer Colemanite Area), East Kramer District, San Bernardino Co., California, USAUSAHowlite 135044-117-31-1335.012222222222,-117.52027777778
    MD273510Unnamed Howlite Occurrence [2], Kramer Junction (Beecher's Corners; Beechers Corners; Four Corners), East Kramer Borate Area (East Kramer Colemanite Area), East Kramer District, San Bernardino Co., California, USAUSAHowlite 135033-117-32-2335.009166666667,-117.53972222222
    O2217271633Saddleback Mountain, East Kramer Borate Area (East Kramer Colemanite Area), East Kramer District, San Bernardino Co., California, USAUSA271633Saddleback Mountain, East Kramer Borate Area (East Kramer Colemanite Area), East Kramer District, San Bernardino Co., California, USANAVDATNAVDATNAVDAT-19629NAVDAT-58166Howlite 135245-117-34-2435.045833333333,-117.57333333333
    MD215480Unnamed Howlite Occurrences [1], Saddleback Mountain, East Kramer Borate Area (East Kramer Colemanite Area), East Kramer District, San Bernardino Co., California, USAUSAHowlite 135246-117-34-2535.046111111111,-117.57361111111
    29852Ventura Co., California, USAUSAHowlite 134150-1190-5434.25,-119.015
    224013San Emigdio Mts, Ventura Co., California, USAUSAHowlite 1343918-119-10-3834.655,-119.17722222222
    215915Ventura County Borate District (Stauffer District), San Emigdio Mts, Ventura Co., California, USAUSAHowlite 1344621-119-5-5234.7725,-119.09777777778
    224080Lake Of The Woods Area, Ventura County Borate District (Stauffer District), San Emigdio Mts, Ventura Co., California, USAUSAHowlite 1344622-119-5-5234.772777777778,-119.09777777778
    224162Lockwood Valley, Lake Of The Woods Area, Ventura County Borate District (Stauffer District), San Emigdio Mts, Ventura Co., California, USAUSAHowlite 1344623-119-5-5334.773055555556,-119.09805555556
    MD98431Russell Mine, Lockwood Valley, Lake Of The Woods Area, Ventura County Borate District (Stauffer District), San Emigdio Mts, Ventura Co., California, USAUSAHowlite 1344655-119-4-1334.781944444444,-119.07027777778
    14194Nevada, USAUSAHowlite 1391258-117-33-1539.216111111111,-117.55416666667
    14764Clark Co., Nevada, USAUSAHowlite 13634-114-52-1236.051111111111,-114.87
    222455Muddy Mts, Clark Co., Nevada, USAUSAHowlite 1361424-114-47-4936.24,-114.79694444444
    14763Muddy Mountains District, Muddy Mts, Clark Co., Nevada, USAUSAHowlite 1361424-114-47-4936.24,-114.79694444444
    MD157202Callville Wash, Muddy Mountains District, Muddy Mts, Clark Co., Nevada, USAUSAHowlite 10000000,0

    This mineral directly occurs at 36 localities (41 localities according to mindat, 122 localities if parents are counted as well)
    Of the 36 localities at which this mineral occurs, 4 have an age. (26 of the 122 parent localities have ages)


    MDThe mineral occurs at this locality according to MED, but does not have an age yet.
    MDThe mineral occurs at this locality according to MED, and has an age.
    The mineral occurs at some child of this locality.
    The locality at which the mineral occurs does not have an age...this is the closest parent locality with an age, relative to that mineral. This is not ideal.

    AThis mineral is Anthropogenic.
    GThis mineral is directly dated.
    BThis mineral is reported as having this age.
    YThis mineral is using an age reported as an element mineralization period.
    OThis mineral is using an age calculated from all data at the locality.
    RThe age displayed for this mineral originates from a different, non-child locality.
    PThe 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.


    In order to zoom in/out on the map, you'll need to click inside the map first
    If a locality has both a GPS coordinate, and either contains or has at least one child locality containing at least one of the minerals listed above, then this map displays a single marker for that locality.

     This bottom-level locality is directly dated. (1 total)
     This locality is directly dated, but is not bottom-level. (5 total)
     This locality is not directly dated, and is not bottom-level. (18 total)

     This bottom-level locality has an age assigned to it from some other locality. (2 total)
     This locality does not have an age assigned to it. (30 bottom-level + 66 top/mid-level = 96 total)

       







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