AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from New Hampshire > Arfvedsonite (rare terminated twinned crystals)

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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 terminated twinned crystals) from Hurricane Mountain, Carroll County, New Hampshire

 
Arfvedsonite (rare terminated twinned crystals) from Hurricane Mountain, Carroll County, New Hampshire

Arfvedsonite (rare terminated twinned crystals) from Hurricane Mountain, Carroll County, New Hampshire

Arfvedsonite (rare terminated twinned crystals) from Hurricane Mountain, Carroll County, New Hampshire

Arfvedsonite (rare terminated twinned crystals) from Hurricane Mountain, Carroll County, New Hampshire

DESCRIPTION:No. 67907
Mineral:Arfvedsonite (rare terminated twinned crystals)
Locality:Hurricane Mountain, Carroll County, New Hampshire
Description:Lustrous black arfvedsonite crystals that are contact twinned as indicated by the slightly staggered terminations that are mirror-images but at different heights. Terminated arfvedsonite crystals are rare from Hurricane Mountain. Ex. Thomas A. Penney (1934-2019) collection, collected in the 1960s-70s
Overall Size:25x9x8 mm
Crystals:25 mm
Archived: For reference only

 

 

 

 

 

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