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Fluornatropyrochlore & Aenigmatite

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PAV986229

Fluornatropyrochlore & Aenigmatite

New Discovery

Description Tabs

Description
Locality: 
Água de Alto, Vila Franca do Campo, São Miguel Island, Azores District, Portugal
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 2.8 × 2.5 cm
Description

Very nice sample with several perfect pyrochlore crystals and aenigmatite as a bonus.

From a new discovery at São Miguel, Azores.

Collected: 
2023
Boxed with Label
Mineral Data
What's on the rock

Fluornatropyrochlore

Formula: 
(Na,REE,Ca)2Nb2(O,OH)6F
Hardness: 
0.0
Type Locality: 
Maoniuping Mine, Mianning Co., Liangshan Autonomous Prefecture, Sichuan Province, China

Aenigmatite

Formula: 
Na2Fe2+5Ti(Si6O18)O2
Strunz: 
9.DH.40
Crystal System: 
Triclinic
Hardness: 
5.5 - 6.0
Type Locality: 
Kangerluarsuk Fjord (Kangerdluarssuq Fjord), Ilímaussaq complex, Narsaq, Kujalleq, Greenland