Big Boulder Mine (Big Boulder Beryl Mine), Crystal Mountain Pegmatite Mining District (Storm Mountain Mining District), Larimer County, Colorado, USAi
This page is currently not sponsored. Click here to sponsor this page.
Latitude & Longitude (WGS84):
40° 31' 16'' North , 105° 24' 31'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Estes Park | 6,257 (2017) | 18.6km |
| Laporte | 2,450 (2015) | 25.6km |
| Fort Collins | 161,175 (2017) | 28.3km |
| Loveland | 75,182 (2017) | 31.4km |
| Campion | 1,839 (2006) | 33.9km |
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
Local clubs are the best way to get access to collecting localities
| Club | Location | Distance |
|---|---|---|
| Fort Collins Rockhounds | Fort Collins, Colorado | 28km |
A Mica-U-Be(beryl)-feldspar-Li occurrence/mine located in the S½SE¼ sec. 36, T7N, R72W, 6th Principal Meridian.
Mineralization is a zoned pegmatite body concordant to mica schist.
Workings include surface and underground openings comprised of 2 open cuts, a shaft, several small pits and 5 drill holes.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsCommodity List
This is a list of exploitable or exploited mineral commodities recorded at this locality.Mineral List
20 valid minerals.
Detailed Mineral List:
| ⓘ Albite Formula: Na(AlSi3O8) |
| ⓘ Alluaudite Formula: (Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3 |
| ⓘ 'Apatite' Formula: Ca5(PO4)3(Cl/F/OH) |
| ⓘ Autunite Formula: Ca(UO2)2(PO4)2 · 10-12H2O |
| ⓘ Beryl Formula: Be3Al2(Si6O18) |
| ⓘ 'Dravite-Schorl Series' |
| ⓘ Fluorapatite Formula: Ca5(PO4)3F References: |
| ⓘ 'Garnet Group' Formula: X3Z2(SiO4)3 |
| ⓘ Graftonite Formula: Fe2+Fe2+2(PO4)2 |
| ⓘ 'Gummite' |
| ⓘ Hydroxylapatite Formula: Ca5(PO4)3(OH) References: |
| ⓘ Leucophosphite Formula: KFe3+2(PO4)2(OH) · 2H2O |
| ⓘ Microcline Formula: K(AlSi3O8) |
| ⓘ Muscovite Formula: KAl2(AlSi3O10)(OH)2 |
| ⓘ Phosphosiderite Formula: FePO4 · 2H2O |
| ⓘ 'Plagioclase' Formula: (Na,Ca)[(Si,Al)AlSi2]O8 |
| ⓘ Purpurite Formula: Mn3+(PO4) References: |
| ⓘ Quartz Formula: SiO2 |
| ⓘ Quartz var. Smoky Quartz Formula: SiO2 |
| ⓘ Spodumene Formula: LiAlSi2O6 |
| ⓘ 'Tantalite' Formula: (Mn,Fe)(Ta,Nb)2O6 |
| ⓘ Tantalite-(Fe) Formula: Fe2+Ta2O6 |
| ⓘ Torbernite Formula: Cu(UO2)2(PO4)2 · 12H2O |
| ⓘ 'Tourmaline' Formula: AD3G6 (T6O18)(BO3)3X3Z |
| ⓘ Triphylite Formula: LiFe2+PO4 |
| ⓘ Triphylite var. Ferrisicklerite Formula: Li1-x(Fe3+xFe2+1-x)PO4 |
| ⓘ Triplite Formula: Mn2+2(PO4)F References: |
| ⓘ Uraninite Formula: UO2 |
| ⓘ Vivianite Formula: Fe2+Fe2+2(PO4)2 · 8H2O |
List of minerals arranged by Strunz 10th Edition classification
| Group 4 - Oxides and Hydroxides | |||
|---|---|---|---|
| ⓘ | Quartz | 4.DA.05 | SiO2 |
| ⓘ | var. Smoky Quartz | 4.DA.05 | SiO2 |
| ⓘ | Tantalite-(Fe) | 4.DB.35 | Fe2+Ta2O6 |
| ⓘ | Uraninite | 4.DL.05 | UO2 |
| Group 8 - Phosphates, Arsenates and Vanadates | |||
| ⓘ | Triphylite var. Ferrisicklerite | 8.AB.10 | Li1-x(Fe3+xFe2+1-x)PO4 |
| ⓘ | Purpurite | 8.AB.10 | Mn3+(PO4) |
| ⓘ | Triphylite | 8.AB.10 | LiFe2+PO4 |
| ⓘ | Graftonite | 8.AB.20 | Fe2+Fe2+2(PO4)2 |
| ⓘ | Alluaudite | 8.AC.10 | (Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3 |
| ⓘ | Triplite | 8.BB.10 | Mn2+2(PO4)F |
| ⓘ | Fluorapatite | 8.BN.05 | Ca5(PO4)3F |
| ⓘ | Hydroxylapatite | 8.BN.05 | Ca5(PO4)3(OH) |
| ⓘ | Phosphosiderite | 8.CD.05 | FePO4 · 2H2O |
| ⓘ | Vivianite | 8.CE.40 | Fe2+Fe2+2(PO4)2 · 8H2O |
| ⓘ | Leucophosphite | 8.DH.10 | KFe3+2(PO4)2(OH) · 2H2O |
| ⓘ | Autunite | 8.EB.05 | Ca(UO2)2(PO4)2 · 10-12H2O |
| ⓘ | Torbernite | 8.EB.05 | Cu(UO2)2(PO4)2 · 12H2O |
| Group 9 - Silicates | |||
| ⓘ | Beryl | 9.CJ.05 | Be3Al2(Si6O18) |
| ⓘ | Spodumene | 9.DA.30 | LiAlSi2O6 |
| ⓘ | Muscovite | 9.EC.15 | KAl2(AlSi3O10)(OH)2 |
| ⓘ | Microcline | 9.FA.30 | K(AlSi3O8) |
| ⓘ | Albite | 9.FA.35 | Na(AlSi3O8) |
| Unclassified | |||
| ⓘ | 'Gummite' | - | |
| ⓘ | 'Tantalite' | - | (Mn,Fe)(Ta,Nb)2O6 |
| ⓘ | 'Tourmaline' | - | AD3G6 (T6O18)(BO3)3X3Z |
| ⓘ | 'Dravite-Schorl Series' | - | |
| ⓘ | 'Plagioclase' | - | (Na,Ca)[(Si,Al)AlSi2]O8 |
| ⓘ | 'Garnet Group' | - | X3Z2(SiO4)3 |
| ⓘ | 'Apatite' | - | Ca5(PO4)3(Cl/F/OH) |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | ⓘ Autunite | Ca(UO2)2(PO4)2 · 10-12H2O |
| H | ⓘ Hydroxylapatite | Ca5(PO4)3(OH) |
| H | ⓘ Leucophosphite | KFe23+(PO4)2(OH) · 2H2O |
| H | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| H | ⓘ Phosphosiderite | FePO4 · 2H2O |
| H | ⓘ Torbernite | Cu(UO2)2(PO4)2 · 12H2O |
| H | ⓘ Vivianite | Fe2+Fe22+(PO4)2 · 8H2O |
| H | ⓘ Dravite-Schorl Series | |
| H | ⓘ Apatite | Ca5(PO4)3(Cl/F/OH) |
| Li | Lithium | |
| Li | ⓘ Triphylite var. Ferrisicklerite | Li1-x(Fex3+Fe2+1-x)PO4 |
| Li | ⓘ Spodumene | LiAlSi2O6 |
| Li | ⓘ Triphylite | LiFe2+PO4 |
| Be | Beryllium | |
| Be | ⓘ Beryl | Be3Al2(Si6O18) |
| B | Boron | |
| B | ⓘ Tourmaline | AD3G6 (T6O18)(BO3)3X3Z |
| B | ⓘ Dravite-Schorl Series | |
| O | Oxygen | |
| O | ⓘ Albite | Na(AlSi3O8) |
| O | ⓘ Alluaudite | (Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3 |
| O | ⓘ Autunite | Ca(UO2)2(PO4)2 · 10-12H2O |
| O | ⓘ Beryl | Be3Al2(Si6O18) |
| O | ⓘ Triphylite var. Ferrisicklerite | Li1-x(Fex3+Fe2+1-x)PO4 |
| O | ⓘ Tantalite-(Fe) | Fe2+Ta2O6 |
| O | ⓘ Fluorapatite | Ca5(PO4)3F |
| O | ⓘ Graftonite | Fe2+Fe22+(PO4)2 |
| O | ⓘ Hydroxylapatite | Ca5(PO4)3(OH) |
| O | ⓘ Leucophosphite | KFe23+(PO4)2(OH) · 2H2O |
| O | ⓘ Microcline | K(AlSi3O8) |
| O | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| O | ⓘ Phosphosiderite | FePO4 · 2H2O |
| O | ⓘ Purpurite | Mn3+(PO4) |
| O | ⓘ Quartz | SiO2 |
| O | ⓘ Quartz var. Smoky Quartz | SiO2 |
| O | ⓘ Spodumene | LiAlSi2O6 |
| O | ⓘ Tantalite | (Mn,Fe)(Ta,Nb)2O6 |
| O | ⓘ Torbernite | Cu(UO2)2(PO4)2 · 12H2O |
| O | ⓘ Tourmaline | AD3G6 (T6O18)(BO3)3X3Z |
| O | ⓘ Triphylite | LiFe2+PO4 |
| O | ⓘ Triplite | Mn22+(PO4)F |
| O | ⓘ Uraninite | UO2 |
| O | ⓘ Vivianite | Fe2+Fe22+(PO4)2 · 8H2O |
| O | ⓘ Dravite-Schorl Series | |
| O | ⓘ Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
| O | ⓘ Garnet Group | X3Z2(SiO4)3 |
| O | ⓘ Apatite | Ca5(PO4)3(Cl/F/OH) |
| F | Fluorine | |
| F | ⓘ Fluorapatite | Ca5(PO4)3F |
| F | ⓘ Triplite | Mn22+(PO4)F |
| F | ⓘ Apatite | Ca5(PO4)3(Cl/F/OH) |
| Na | Sodium | |
| Na | ⓘ Albite | Na(AlSi3O8) |
| Na | ⓘ Alluaudite | (Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3 |
| Na | ⓘ Dravite-Schorl Series | |
| Na | ⓘ Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
| Mg | Magnesium | |
| Mg | ⓘ Alluaudite | (Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3 |
| Mg | ⓘ Dravite-Schorl Series | |
| Al | Aluminium | |
| Al | ⓘ Albite | Na(AlSi3O8) |
| Al | ⓘ Beryl | Be3Al2(Si6O18) |
| Al | ⓘ Microcline | K(AlSi3O8) |
| Al | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| Al | ⓘ Spodumene | LiAlSi2O6 |
| Al | ⓘ Dravite-Schorl Series | |
| Al | ⓘ Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
| Si | Silicon | |
| Si | ⓘ Albite | Na(AlSi3O8) |
| Si | ⓘ Beryl | Be3Al2(Si6O18) |
| Si | ⓘ Microcline | K(AlSi3O8) |
| Si | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| Si | ⓘ Quartz | SiO2 |
| Si | ⓘ Quartz var. Smoky Quartz | SiO2 |
| Si | ⓘ Spodumene | LiAlSi2O6 |
| Si | ⓘ Dravite-Schorl Series | |
| Si | ⓘ Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
| Si | ⓘ Garnet Group | X3Z2(SiO4)3 |
| P | Phosphorus | |
| P | ⓘ Alluaudite | (Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3 |
| P | ⓘ Autunite | Ca(UO2)2(PO4)2 · 10-12H2O |
| P | ⓘ Triphylite var. Ferrisicklerite | Li1-x(Fex3+Fe2+1-x)PO4 |
| P | ⓘ Fluorapatite | Ca5(PO4)3F |
| P | ⓘ Graftonite | Fe2+Fe22+(PO4)2 |
| P | ⓘ Hydroxylapatite | Ca5(PO4)3(OH) |
| P | ⓘ Leucophosphite | KFe23+(PO4)2(OH) · 2H2O |
| P | ⓘ Phosphosiderite | FePO4 · 2H2O |
| P | ⓘ Purpurite | Mn3+(PO4) |
| P | ⓘ Torbernite | Cu(UO2)2(PO4)2 · 12H2O |
| P | ⓘ Triphylite | LiFe2+PO4 |
| P | ⓘ Triplite | Mn22+(PO4)F |
| P | ⓘ Vivianite | Fe2+Fe22+(PO4)2 · 8H2O |
| P | ⓘ Apatite | Ca5(PO4)3(Cl/F/OH) |
| Cl | Chlorine | |
| Cl | ⓘ Apatite | Ca5(PO4)3(Cl/F/OH) |
| K | Potassium | |
| K | ⓘ Leucophosphite | KFe23+(PO4)2(OH) · 2H2O |
| K | ⓘ Microcline | K(AlSi3O8) |
| K | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| Ca | Calcium | |
| Ca | ⓘ Alluaudite | (Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3 |
| Ca | ⓘ Autunite | Ca(UO2)2(PO4)2 · 10-12H2O |
| Ca | ⓘ Fluorapatite | Ca5(PO4)3F |
| Ca | ⓘ Hydroxylapatite | Ca5(PO4)3(OH) |
| Ca | ⓘ Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
| Ca | ⓘ Apatite | Ca5(PO4)3(Cl/F/OH) |
| Mn | Manganese | |
| Mn | ⓘ Alluaudite | (Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3 |
| Mn | ⓘ Purpurite | Mn3+(PO4) |
| Mn | ⓘ Tantalite | (Mn,Fe)(Ta,Nb)2O6 |
| Mn | ⓘ Triplite | Mn22+(PO4)F |
| Fe | Iron | |
| Fe | ⓘ Alluaudite | (Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3 |
| Fe | ⓘ Triphylite var. Ferrisicklerite | Li1-x(Fex3+Fe2+1-x)PO4 |
| Fe | ⓘ Tantalite-(Fe) | Fe2+Ta2O6 |
| Fe | ⓘ Graftonite | Fe2+Fe22+(PO4)2 |
| Fe | ⓘ Leucophosphite | KFe23+(PO4)2(OH) · 2H2O |
| Fe | ⓘ Phosphosiderite | FePO4 · 2H2O |
| Fe | ⓘ Tantalite | (Mn,Fe)(Ta,Nb)2O6 |
| Fe | ⓘ Triphylite | LiFe2+PO4 |
| Fe | ⓘ Vivianite | Fe2+Fe22+(PO4)2 · 8H2O |
| Fe | ⓘ Dravite-Schorl Series | |
| Cu | Copper | |
| Cu | ⓘ Torbernite | Cu(UO2)2(PO4)2 · 12H2O |
| Nb | Niobium | |
| Nb | ⓘ Tantalite | (Mn,Fe)(Ta,Nb)2O6 |
| Ta | Tantalum | |
| Ta | ⓘ Tantalite-(Fe) | Fe2+Ta2O6 |
| Ta | ⓘ Tantalite | (Mn,Fe)(Ta,Nb)2O6 |
| U | Uranium | |
| U | ⓘ Autunite | Ca(UO2)2(PO4)2 · 10-12H2O |
| U | ⓘ Torbernite | Cu(UO2)2(PO4)2 · 12H2O |
| U | ⓘ Uraninite | UO2 |
Other Databases
| Link to USGS MRDS: | 10087851 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
- Rocky MountainsMountain Range
North America PlateTectonic Plate
- Great Plains DomainDomain
- Southern Rocky MountainsOrogenic Belt
This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to
visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders
for access and that you are aware of all safety precautions necessary.
Big Boulder Mine, Crystal Mountain Pegmatite Mining District, Larimer County, Colorado, USA