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Montesommaite & Merlinoite

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PDM919272

Montesommaite & Merlinoite

Type Locality

Description Tabs

Description
Locality: 
Monte Somma, Vesuvius, Campania, Italy
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1 × 0.8 × 0.5 cm
Description

From the type locality, rich specimen with tens of isolated, transparent, bipyramidal crystals of montesommaite with other cavities rich in elongated colourless prismatic merlinoite crystals.

Ex Francis Hubert #12185.

Combine specimens to reduce shipping costs!.

Mineral Data
What's on the rock

Montesommaite

Formula: 
(K,Na)9Al9Si23O64·10H2O
Strunz: 
9.GB.30
Hardness: 
0.0
Type Locality: 
Pollena quarries, Pollena - Trocchia area, Monte Somma, Somma-Vesuvius Complex, Naples Province, Campania, Italy

Merlinoite

Formula: 
(K,Na)5(Ca,Ba)2Al9Si23O64·23H2O
Strunz: 
9.GC.15
Hardness: 
4.5
Type Locality: 
Cupaello Quarry, Santa Rufina, Rieti, Rieti Province, Latium, Italy

Seller Information

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