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Beryl

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CR47202

Beryl

Description Tabs

Description
Locality: 
Assunção Mine, Aldeia Nova, Sátão, Viseu District, Portugal
Size Range: 
Cabinet (10-18 cm)
Size: 
17 × 8.5 × 8.5 cm
Largest Crystal: 
17.00cm
Description

Very large beryll from the famous pegmatite quarry in Portugal.

Collected 1986

Mineral Data
What's on the rock

Beryl

Formula: 
Be3Al2(Si6O18)
Strunz: 
9.CJ.05
Crystal System: 
Hexagonal
Hardness: 
7.5 - 8.0
Streak: 
White