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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Clinohumite from
Mount Somma, Metropolitan City of Naples, Campania, Italy


06289520017272734315983.jpg
Clinohumite

Mount Somma, Metropolitan City of Naples, Campania, Italy
07144320017271922207040.jpg
Clinohumite

Mount Somma, Metropolitan City of Naples, Campania, Italy
05284020017272002434196.jpg
Clinohumite, etc.

San Vito Quarry, San Vito, Ercolano, Metropolitan City of Naples, Campania, Italy
00538450017272002452795.jpg
Clinohumite, etc.

Ercolano, Metropolitan City of Naples, Campania, Italy
02008420017365587141310.jpg
Clinohumite

Mount Somma, Metropolitan City of Naples, Campania, Italy
07408510017360511716597.jpg
Clinohumite

Mount Somma, Metropolitan City of Naples, Campania, Italy
04177780017360511985028.jpg
Clinohumite, etc.

San Vito Quarry, San Vito, Ercolano, Metropolitan City of Naples, Campania, Italy
07624850017369955254401.jpg
Clinohumite, etc.

Ercolano, Metropolitan City of Naples, Campania, Italy
06289520017272734315983.jpg
Clinohumite

Mount Somma, Metropolitan City of Naples, Campania, Italy
07144320017271922207040.jpg
Clinohumite

Mount Somma, Metropolitan City of Naples, Campania, Italy
05284020017272002434196.jpg
Clinohumite, etc.

San Vito Quarry, San Vito, Ercolano, Metropolitan City of Naples, Campania, Italy
00538450017272002452795.jpg
Clinohumite, etc.

Ercolano, Metropolitan City of Naples, Campania, Italy
Locality type:Mountain
Classification
Species:Clinohumite
Formula:Mg9(SiO4)4F2
Confirmation
Validity:Valid - Type Locality
Data
Mineral Data:Click here to view Clinohumite data
Locality Data:Click here to view Mount Somma, Metropolitan City of Naples, Campania, Italy
Photo GalleryView Gallery (10 photos)
Data Identifiers
Mindat Occurrence Record ID:26779
Long-form Identifier:1:3:26779:3
GUID (UUID V4):0
References
[Lapis 1994:5 p.13-23,58]
[Phil.Mag.,London (1876) 2, 286
 
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