Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Tourmaline from
Meldon Quarry, Okehampton Hamlets, West Devon, Devon, England, UK


06667890017360849403715.jpg
Dravite

Meldon Quarry, Okehampton Hamlets, West Devon, Devon, England, UK
05135800017363553897118.jpg
Tourmaline

Meldon Quarry, Okehampton Hamlets, West Devon, Devon, England, UK
02597650017363554817942.jpg
Tourmaline

Meldon Quarry, Okehampton Hamlets, West Devon, Devon, England, UK
06453730017802342185106.jpg
Tourmaline

Meldon Quarry, Okehampton Hamlets, West Devon, Devon, England, UK
06667890017360849403715.jpg
Dravite

Meldon Quarry, Okehampton Hamlets, West Devon, Devon, England, UK
05135800017363553897118.jpg
Tourmaline

Meldon Quarry, Okehampton Hamlets, West Devon, Devon, England, UK
02597650017363554817942.jpg
Tourmaline

Meldon Quarry, Okehampton Hamlets, West Devon, Devon, England, UK
04917020017801564472819.jpg
Tourmaline

Meldon Quarry, Okehampton Hamlets, West Devon, Devon, England, UK
06667890017360849403715.jpg
Dravite

Meldon Quarry, Okehampton Hamlets, West Devon, Devon, England, UK
03024600017371589485343.jpg
Tourmaline

Meldon Quarry, Okehampton Hamlets, West Devon, Devon, England, UK
03405570017369068556140.jpg
Tourmaline

Meldon Quarry, Okehampton Hamlets, West Devon, Devon, England, UK
06453730017802342185106.jpg
Tourmaline

Meldon Quarry, Okehampton Hamlets, West Devon, Devon, England, UK
Locality type:Quarry
Classification
Species:'Tourmaline' (not an IMA approved species)
Formula:AD3G6(T6O18)(BO3)3X3Z
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Axinite Group2
Chamosite1
Quartz1
Apatite1
Data
Mineral Data:Click here to view Tourmaline data
Locality Data:Click here to view Meldon Quarry, Okehampton Hamlets, West Devon, Devon, England, UK
Photo GalleryView Gallery (2 photos)
Data Identifiers
Mindat Occurrence Record ID:13678
Long-form Identifier:1:3:13678:5
GUID (UUID V4):0
Nearest other occurrences of Tourmaline
0.6km (0.4 miles) ⓘMeldon Aplite Quarry, Okehampton Hamlets, West Devon, Devon, England, UK
4.6km (2.9 miles) ⓘTor Wood Mines, Sourton, West Devon, Devon, England, UK
6.0km (3.7 miles) ⓘIvy Tor Mine, Belstone, West Devon, Devon, England, UK
17.3km (10.7 miles) ⓘEast Vitifer Mine (Hookney Mine; Kingsbarrow Mine; Great Devon Tincroft), Warren House, North Bovey, Teignbridge, Devon, England, UK
17.4km (10.8 miles) ⓘMerrivale Quarry, Whitchurch, West Devon, Devon, England, UK
17.8km (11.1 miles) ⓘLittle Staple Tor, Whitchurch, West Devon, Devon, England, UK
18.9km (11.8 miles) ⓘFoggintor Quarry, Princetown, Dartmoor Forest, West Devon, Devon, England, UK
19.4km (12.0 miles) ⓘNorth Mine, Brimpts Tin Mines, Dartmoor Forest, West Devon, Devon, England, UK
20.8km (12.9 miles) ⓘBlack Tor Tin Pits, Princetown, Dartmoor Forest, West Devon, Devon, England, UK
23.4km (14.6 miles) ⓘMel Tor, Widecombe-in-the-Moor, Teignbridge, Devon, England, UK
References
Day, Harry (1999) BMS Database, British Micromount Society.
www.mineralman.f9.co.uk (2001) http://www.mineralman.f9.co.uk/quarries/meldon.htm
 
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