AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Virginia > Hydroxyapophyllite-(K) (formerly apophyllite-(KOH)) with Prehnite

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

   

Hydroxyapophyllite-(K) (formerly apophyllite-(KOH)) with Prehnite from Bull Run Quarry, near Conklin, Loudoun County, Virginia

 
Hydroxyapophyllite-(K) (formerly apophyllite-(KOH)) with Prehnite from Bull Run Quarry, near Conklin, Loudoun County, Virginia

Hydroxyapophyllite-(K) (formerly apophyllite-(KOH)) with Prehnite from Bull Run Quarry, near Conklin, Loudoun County, Virginia

Hydroxyapophyllite-(K) (formerly apophyllite-(KOH)) with Prehnite from Bull Run Quarry, near Conklin, Loudoun County, Virginia

DESCRIPTION:No. 29389
Mineral:Hydroxyapophyllite-(K) (formerly apophyllite-(KOH)) with Prehnite
Locality:Bull Run Quarry, near Conklin, Loudoun County, Virginia
Description:Tabular crystals of apophyllite overgrown on thin plate of green prehnite. The apophyllite crystals have a white outer surface, described on the label as a surface alteration, though it appears to be an opaque layer of late growth. Ex. John Durkos collection #671
Overall Size:12x7x6 cm
Crystals:1-46 mm
Archived: For reference only

 

 

 

 

 

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