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Sphalerite var. Marmatite with Siderite from Eagle Mine, Gilman, Eagle County, Colorado

 
Sphalerite var. Marmatite with Siderite from Eagle Mine, Gilman, Eagle County, Colorado

Sphalerite var. Marmatite with Siderite from Eagle Mine, Gilman, Eagle County, Colorado

Sphalerite var. Marmatite with Siderite from Eagle Mine, Gilman, Eagle County, Colorado

Sphalerite var. Marmatite with Siderite from Eagle Mine, Gilman, Eagle County, Colorado

Sphalerite var. Marmatite with Siderite from Eagle Mine, Gilman, Eagle County, Colorado

DESCRIPTION:No. 71951
Mineral:Sphalerite var. Marmatite with Siderite
Locality:Eagle Mine, Gilman, Eagle County, Colorado
Description:Double-sided plate of lustrous black marmatite crystals, the iron-rich variety of the mineral species sphalerite, to 5 mm with translucent gray-brown flattened rhombohedral (disc-shaped) siderite crystals to 7 mm on one side. Ex. Lucile Squier (1905-2007) collection, collected ca. 1970
Overall Size:4.5x4.5x1.5 cm
Crystals:1-7 mm
Status: Sold - Posted here for reference only
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