AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from New Hampshire > Arfvedsonite in 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 in Microcline from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

 
Arfvedsonite in Microcline from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite in Microcline from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite in Microcline from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite in Microcline from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Photo below under shortwave ultraviolet illumination:
Arfvedsonite in Microcline from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

DESCRIPTION:No. 71542
Mineral:Arfvedsonite in Microcline
Locality:Hurricane Mountain, east of Intervale, Carroll County, New Hampshire
Description:Blocky white microcline crystals to 12 mm with a 13 mm black arfvedsonite crystal protruding on one end. The arfvedsonite crystal has an etched termination that appear fibrous. The microcline crystals fluoresce red under SW UV illumination. Ex. Thomas A. Penney (1934-2019) collection, collected in the 1960s-70s
Overall Size:31x23x15 mm
Crystals:5-13 mm
Archived: For reference only

 

 

 

 

 

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