Septarian Ridge, Billy Creek Wildlife Area, Ouray Co., Colorado

8.5 x 3.5 x 2.7 cm
3.3 x 1.4 x 1.1 in

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Spherical aggregates of Siderite are perched on two generations of Calcite. Most of the Siderite spheres are a bright yellow/orange color but a few are a reddish brown color. The Calcite is present as clear rhombic crystals on a bed of dark brown colored, small, stubby, pointed crystals The specimen is from an obscure location from which specimens are seldom available.

Condition: Excellent

Flaws: Nothing Appreciable

This mineral is also found in the following galleries: Minerals From the United States | Carbonates | Calcite | Minerals Priced Between 50 and 99 Dollars