42816: Tennantite-Tetrahedrite,
Sphalerite, Chalcopyrite and Quartz - $8 Aranzazú Mine, Concepción del Oro, Concepción del Oro Municipality, Zacatecas, Mexico Small cabinet - 6.9 x 3.6 x 2.2 cm 52 grams Ex Kassionas Minerals Specimen status: Available Send an email with specimen number to order Broken to complete crystals of
tennantite-tetrahedrite (exact species cannot be
determined visually), sphalerite (some are translucent)
and brassy chalcopyrite all on and in a matrix of dull,
crystalline quartz. Previous dealer label with a $25
price. Ex Kassionas
Minerals, dating the sample to sometime before 1999.
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