AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from New Hampshire > Microcline with Albite overgrowth

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

   

Microcline with Albite overgrowth from Black Cap Mountain, east of North Conway, Carroll County, New Hampshire

 
Microcline with Albite overgrowth from Black Cap Mountain, east of North Conway, Carroll County, New Hampshire

Microcline with Albite overgrowth from Black Cap Mountain, east of North Conway, Carroll County, New Hampshire

Microcline with Albite overgrowth from Black Cap Mountain, east of North Conway, Carroll County, New Hampshire

Microcline with Albite overgrowth from Black Cap Mountain, east of North Conway, Carroll County, New Hampshire

Microcline with Albite overgrowth from Black Cap Mountain, east of North Conway, Carroll County, New Hampshire

DESCRIPTION:No. 56913
Mineral:Microcline with Albite overgrowth
Locality:Black Cap Mountain, east of North Conway, Carroll County, New Hampshire
Description:Two interconnected blocky gray-tan microcline feldspar crystals smaller albite crystals to 1 mm in epitactic parallel orientation on the surfaces. Large microcline crystals are uncommon from this obscure locality. Ex. Thomas A. Penney (1934-2019) collection, collected in the 1960s-70s
Overall Size:11x10.5x9 cm
Crystals:80-110 mm
Archived: For reference only

 

 

 

 

 

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