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Blue John Mine (Blue John Cavern), Castleton, High Peak, Derbyshire, England, UKi
| Regional Level Types | |
|---|---|
| Blue John Mine (Blue John Cavern) | Mine |
| Castleton | Civil Parish |
| High Peak | Borough |
| Derbyshire | County |
| England | Constituent Country |
| UK | Country |
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Latitude & Longitude (WGS84):
53° 20' 44'' North , 1° 48' 12'' West
Latitude & Longitude (decimal):
UK National Grid Reference:
SK130832
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Hope | 900 (2018) | 3.6km |
| High Peak | 92,600 (2012) | 3.7km |
| Hope Valley | 1,001 (2012) | 3.9km |
| Bamford | 859 (2018) | 7.6km |
| Chapel en le Frith | 6,598 (2018) | 7.6km |
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 |
|---|---|---|
| Peak Lapidary and Mineral Society | Bakewell, Derbyshire | 17km |
Natural caverns worked for ornamental fluorite, "Blue John" from the 1770s. Production was limited to about 3 tons per year of the blue fluorite (yellow fluorite and barite were left in the mine). The material was treated with resin to stabilize carving material.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsMineral List
2 valid minerals. 1 (FRL) - first recorded locality of unapproved mineral/variety/etc.
Rock Types Recorded
Note: data is currently VERY limited. Please bear with us while we work towards adding this information!
Select Rock List Type
Alphabetical List Tree DiagramDetailed Mineral List:
| ⓘ Baryte Formula: BaSO4 |
| ⓘ Fluorite Formula: CaF2 |
| ⓘ Fluorite var. Blue John (FRL) Formula: CaF2 Type Locality: |
| ⓘ 'Petroleum var. Bitumen' |
List of minerals arranged by Strunz 10th Edition classification
| Group 3 - Halides | |||
|---|---|---|---|
| ⓘ | Fluorite var. Blue John (TL) | 3.AB.25 | CaF2 |
| ⓘ | 3.AB.25 | CaF2 | |
| Group 7 - Sulphates, Chromates, Molybdates and Tungstates | |||
| ⓘ | Baryte | 7.AD.35 | BaSO4 |
| Unclassified | |||
| ⓘ | 'Petroleum var. Bitumen' | - | |
List of minerals for each chemical element
| O | Oxygen | |
|---|---|---|
| O | ⓘ Baryte | BaSO4 |
| F | Fluorine | |
| F | ⓘ Fluorite var. Blue John | CaF2 |
| F | ⓘ Fluorite | CaF2 |
| S | Sulfur | |
| S | ⓘ Baryte | BaSO4 |
| Ca | Calcium | |
| Ca | ⓘ Fluorite var. Blue John | CaF2 |
| Ca | ⓘ Fluorite | CaF2 |
| Ba | Barium | |
| Ba | ⓘ Baryte | BaSO4 |
Other Databases
| Wikipedia: | https://en.wikipedia.org/wiki/Blue_John_Cavern |
|---|---|
| Wikidata ID: | Q4929299 |
Other Regions, Features and Areas containing this locality
British and Irish IslesGroup of Islands
Eurasian PlateTectonic Plate
- AvaloniaVolcanic Arc
EuropeContinent
UK
- England
- Peak District National ParkNational Park
- The PenninesRange of Mountains and Hills
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
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for access and that you are aware of all safety precautions necessary.




Blue John Mine, Castleton, High Peak, Derbyshire, England, UK