AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Northern Ireland > Natrolite

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Natrolite from Glenarm, County Antrim, Northern Ireland (Type Locality for Gmelinite)

 
Natrolite from Glenarm, County Antrim, Northern Ireland (Type Locality for Gmelinite)

Natrolite from Glenarm, County Antrim, Northern Ireland (Type Locality for Gmelinite)

Natrolite from Glenarm, County Antrim, Northern Ireland (Type Locality for Gmelinite)

DESCRIPTION:No. 58421
Mineral:Natrolite
Locality:Glenarm, County Antrim, Northern Ireland (Type Locality for Gmelinite)
Description:Lustrous prismatic transparent colorless natrolite crystals to 6.5 mm lining a concave cavity apparently composed of limonite-stained gmelinite crystals to 1 mm. The natrolite crystals have shallow pyramidal terminations. Ex. W. Keller #9221; ex. J. Kennedy
Overall Size:20x14x10 mm
Crystals:0.5-6.5 mm
Status: Sold - Posted here for reference only
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