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Hematite & Quartz Psm Arfvedsonite

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PDM930861

Hematite & Quartz Psm Arfvedsonite

Pseudomorph

Description Tabs

Description
Locality: 
Anemzi, Imilchil, Errachidia Province, Drâa-Tafilalet Region, Morocco
Class: 
Crystal Group/Cluster
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.8 × 3.7 × 3 cm
Weight: 
23.00gr
Description

Short prismatic crystal of arfvedsonite of hexagonal contour that has been completely replaced by hematite and porous quartz and feldspar. The top is richly covered by lustrous red crystals of quartz and well-formed laminar metallic hematite.

From a recent find (02/2022).

Combine specimens to reduce shipping costs!.

Mineral Data
What's on the rock

Hematite

Formula: 
Fe2O3
Strunz: 
4.CB.05
Crystal System: 
Trigonal
Hardness: 
5.0 - 6.0

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White

Arfvedsonite

Formula: 
[Na][Na2][Fe2+4Fe3+]Si8O22(OH)2
Strunz: 
9.DE.25
Hardness: 
5.0 - 6.0
Type Locality: 
Kangerluarsuk Fjord (Kangerdluarssuq Fjord), Ilímaussaq complex, Narsaq, Kujalleq, Greenland

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