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Eudidymite & Aegirine

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CR169229

Eudidymite & Aegirine

Rare Mineral

Description Tabs

Description
Locality: 
Mount Malosa, Zomba, Southern Region, Malawi
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.5 × 5.5 × 3.2 cm
Description

Eudidymite is a rare hydrated Na-Be silicate. This is a striking, fan-like spray of pearlescent, tan blades. Small black aegirine blades are a nice accent. An very aesthetic and rare example of this uncommon species.Ex Armin Wendland collection

Mineral Data
What's on the rock

Eudidymite

Formula: 
Na2Be2Si6O15·H2O
Strunz: 
9.DG.60
Hardness: 
6.0
Type Locality: 
Eudidymite locality, Lille Arøya (Midtre Arøy; Øvre Arøy; Övre-Arö), Langesundsfjorden, Larvik, Vestfold, Norway

Aegirine

Formula: 
NaFe3+Si2O6
Group Parent: 
Clinopyroxene Subgroup
Strunz: 
9.DA.25
Crystal System: 
Monoclinic
Hardness: 
6.0
Type Locality: 
Rundemyr, Øvre Eiker, Buskerud, Norway