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Nangalam pegmatite field (Nanghalam), Dara-i-Pech District (Pech District), Kunar, Afghanistani
Regional Level Types
Nangalam pegmatite field (Nanghalam)Pegmatite Field
Dara-i-Pech District (Pech District)District
KunarProvince
AfghanistanCountry

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Latitude & Longitude (WGS84):
34° 58' 45'' North , 70° 54' 31'' East
Latitude & Longitude (decimal):
Locality type:


Li-rich pegmatite dykes, hosted in Proterozoic schist and marble. Individual dykes are up to 150 m long and up to 4 m thick.

The grid reference refers to Nangalam village. The pegmatites are easily seen on the satellite map as white bands cropping out on the slopes on both sides of the valley.

Regions containing this locality

Eurasian PlateTectonic Plate
AsiaContinent

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


1 valid mineral.

Rock Types Recorded

Note: this is a very new system on mindat.org and data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

'Rubellite'
Formula: A(D3)G6(T6O18)(BO3)3X3Z
Reference: Orris, G.J., and Bliss, J.D. (2002): Mines and Mineral Occurrences of Afghanistan. United States Geological Survey Open-File Report 02-110
Spodumene
Formula: LiAlSi2O6
Reference: Orris, G.J., and Bliss, J.D. (2002): Mines and Mineral Occurrences of Afghanistan. United States Geological Survey Open-File Report 02-110
'Tourmaline'
Formula: A(D3)G6(Si6O18)(BO3)3X3Z
Reference: Orris, G.J., and Bliss, J.D. (2002): Mines and Mineral Occurrences of Afghanistan. United States Geological Survey Open-File Report 02-110

List of minerals arranged by Strunz 10th Edition classification

Group 9 - Silicates
Spodumene9.DA.30LiAlSi2O6
Unclassified Minerals, Rocks, etc.
'Rubellite'-A(D3)G6(T6O18)(BO3)3X3Z
'Tourmaline'-A(D3)G6(Si6O18)(BO3)3X3Z

List of minerals arranged by Dana 8th Edition classification

Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=2
Spodumene65.1.4.1LiAlSi2O6
Unclassified Minerals, Mixtures, etc.
'Rubellite'-A(D3)G6(T6O18)(BO3)3X3Z
'Tourmaline'-A(D3)G6(Si6O18)(BO3)3X3Z

List of minerals for each chemical element

LiLithium
Li SpodumeneLiAlSi2O6
BBoron
B RubelliteA(D3)G6(T6O18)(BO3)3X3Z
B TourmalineA(D3)G6(Si6O18)(BO3)3X3Z
OOxygen
O SpodumeneLiAlSi2O6
O RubelliteA(D3)G6(T6O18)(BO3)3X3Z
O TourmalineA(D3)G6(Si6O18)(BO3)3X3Z
AlAluminium
Al SpodumeneLiAlSi2O6
SiSilicon
Si SpodumeneLiAlSi2O6
Si TourmalineA(D3)G6(Si6O18)(BO3)3X3Z

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Orris, G.J., and Bliss, J.D. (2002): Mines and Mineral Occurrences of Afghanistan. United States Geological Survey Open-File Report 02-110.


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