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Madeiraite Aenigmatite Ilmenite & Zirconolite

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PAV989618

Madeiraite Aenigmatite Ilmenite & Zirconolite

New Mineral type

Description Tabs

Description
Locality: 
Terra do Baptista, Porto da Cruz, Machico, Madeira Islands, Portugal
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
1.7 × 2.6 × 1.6 cm
Description

Spectacular combo!

Elongated aenigmatite crystal with madeiraite and ilmenite. Reddish brown zirconolite is also present.

Collected: 
2022
Boxed with Label
Mineral Data
What's on the rock

Madeiraite

Formula: 
Na2Ca2Fe2Zr2(Si2O7)2O2F2
Crystal System: 
Monoclinic
Type Locality: 
Serrado Gabbro Outcrop, Porto da Cruz, Machico, Madeira Island, Madeira, Portugal Or Terra do Baptista Gabbro Outcrop, Porto da Cruz, Machico, Madeira Island, Madeira, Portugal...

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

Ilmenite

Formula: 
Fe2+TiO3
Strunz: 
4.CB.05
Crystal System: 
Trigonal - Rhombohedral
Hardness: 
5.0 - 6.0
Type Locality: 
Ilmen Natural Reserve, Ilmen Mts, Chelyabinsk Oblast', Southern Urals, Urals Region, Russia...

Zirconolite

Formula: 
CaZrTi2O7
Strunz: 
4.DH.30
Crystal System: 
Orthorhomibic, Monclinic, Trigonal, Metamict
Hardness: 
5.5
Type Locality: 
Afrikanda Massif, Afrikanda, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...