AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from New Hampshire > Arfvedsonite (rare twinned terminated Arfvedsonite crystal) with Microcline and Zircon

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Online Mineral Museum Archive of Mineral Photographs and Mineral Descriptions from John Betts - Fine Minerals.com and Allminerals.com

   

Arfvedsonite (rare twinned terminated Arfvedsonite crystal) with Microcline and Zircon from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

 
Arfvedsonite (rare twinned terminated Arfvedsonite crystal) with Microcline and Zircon from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare twinned terminated Arfvedsonite crystal) with Microcline and Zircon from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare twinned terminated Arfvedsonite crystal) with Microcline and Zircon from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare twinned terminated Arfvedsonite crystal) with Microcline and Zircon from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare twinned terminated Arfvedsonite crystal) with Microcline and Zircon from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

DESCRIPTION:No. 71524
Mineral:Arfvedsonite (rare twinned terminated Arfvedsonite crystal) with Microcline and Zircon
Locality:Hurricane Mountain, east of Intervale, Carroll County, New Hampshire
Description:Lustrous prismatic black terminated (rare for the locality) arfvedsonite crystals to 22 mm with white microcline crystals to 5 mm and brown octahedral zircon microcrystals on the sides. The arfvedsonite crystals are twinned with offset terminations. Ex. Thomas A. Penney (1934-2019) collection, collected in the 1960s-70s
Overall Size:22x9x8 mm
Crystals:micro to 22 mm
Archived: For reference only

 

 

 

 

 

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