Collection of Mark Fenoglio
334 specimens published from MyMinerals 1.0

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Riebeckite with Albite and Zektzerite
No. 0273

Washington Pass
Okanogan Co., Washington

Vitreous black hexagonal prisms (to 1.2 cm long) scattered on pock-marked grayish-tan zektzerite rhombohedrons (to 5 mm edge) and small grayish-white tabular albites (to 3 mm across) on grayish-white matrix with spider-web seam pattern

Purchased in January 2004
 
5.5 x 4.2 x 2.4 cm (small cabinet)

 

 
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