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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Penfieldite from
Thorikos Bay slag locality, Velatouri, Lavreotiki, East Attica, Attica, Greece


00791430017272007478616.jpg
Penfieldite

Thorikos Bay slag locality, Velatouri, Lavreotiki, East Attica, Attica, Greece
00791430017272007478616.jpg
Penfieldite

Thorikos Bay slag locality, Velatouri, Lavreotiki, East Attica, Attica, Greece
00791430017272007478616.jpg
Penfieldite

Thorikos Bay slag locality, Velatouri, Lavreotiki, East Attica, Attica, Greece
Locality type:Slag Locality
Classification
Species:Penfieldite
Formula:Pb2Cl3(OH)
Formation:Post-mining/Anthropogenic
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Penfieldite data
Locality Data:Click here to view Thorikos Bay slag locality, Velatouri, Lavreotiki, East Attica, Attica, Greece
Data Identifiers
Mindat Occurrence Record ID:48246
Long-form Identifier:1:3:48246:2
GUID (UUID V4):0
Nearest other occurrences of Penfieldite
2.2km (1.4 miles) ⓘVrysaki Point slag locality, Velatouri, Lavreotiki, East Attica, Attica, Greece
6.7km (4.1 miles) ⓘPassa Limani Cove slag locality, Lavreotiki Municipal Unit, Lavreotiki, East Attica, Attica, Greece
8.4km (5.2 miles) ⓘSounion Mine No. 19, Cato Sounio mines, Sounion, Lavreotiki, East Attica, Attica, Greece
9.6km (6.0 miles) ⓘSounion Cove slag locality, Sounion, Lavreotiki, East Attica, Attica, Greece
10.9km (6.8 miles) ⓘCharakas Cove slag locality, Charakas, Lavreotiki, East Attica, Attica, Greece
11.1km (6.9 miles) ⓘLegrena Cove slag locality (Legraina Cove), Charakas, Lavreotiki, East Attica, Attica, Greece
References
Gelaude, Piet, van Kalmthout, Piet, Rewitzer, Christian (1996) Laurion: The Minerals in the Ancient Slags. Piet Gelaude, Piet van Kalmthout , Christian Rewitzer.
 
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