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

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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 crystal) on Microcline from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

 
Arfvedsonite (rare terminated crystal) on Microcline from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) on Microcline from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) on Microcline from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) on Microcline from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) on Microcline from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Photo below under shortwave ultraviolet illumination:
Arfvedsonite (rare terminated crystal) on Microcline from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

DESCRIPTION:No. 63497
Mineral:Arfvedsonite (rare terminated crystal) on Microcline
Locality:Hurricane Mountain, east of Intervale, Carroll County, New Hampshire
Description:Rare matrix specimen of an 8 mm terminated black arfvedsonite crystal surrounded by blocky brown lustrous microcline crystals to 10 mm with many other arfvedsonite crystals embedded in the microcline. Ex. Thomas A. Penney (1934-2019) collection, collected in the 1960s-70s.
Overall Size:7.5x5.5x5 cm
Crystals:4-10 mm
Archived: For reference only

 

 

 

 

 

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