STF105c Stefoinite Cabochon Stick Agate They may be more accurately

They may be more accurately described as "Orthoceratidae" to include other genus

and brown plumes in translucent agate

75 - 2 inches in size

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On top of these lies an exceptionally clear layer of Montana Moss Agate

STF105c Stefoinite Cabochon Stick Agate They may be more accuratelyStefoinite is a rare brecciated jasper from Wyoming, most likely Sweetwater County, discovered originally by Rudy Stefoin. Material is limited as the exact location is no longer known, and collecting last occurred in the 1970s. Typically, it shows tan jasper with brecciated patterns filled with translucent black, white, or blue chalcedony. This polished Stefoinite cabochon features varying shades of brown with black and translucent blue grey agate