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Manganese coated calcite

Calcite crystal coated with black manganese, with more manganese deposits on floor

In many areas, manganese deposits coat the normally white calcite crystal

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Jewel Cave National Monument, Code: JECA

Jewel Cave National Monument, Custer County, South Dakota
Latitude: 43.7309989929199, Longitude: -103.830001831055

NPS.gov Collection

01/21/2014

01/21/2014

Public Can View

Picasa

Picasa

Saturday, August 22, 2020 11:28:36 AM

Saturday, August 22, 2020 11:28:36 AM

P1210012.JPG

OLYMPUS IMAGING CORP. OLYMPUS IMAGING CORP., u1030SW,S1030SW

1/30 sec at f / 3.5

5 mm

ISO 100

Tuesday, January 21, 2014 8:27:53 PM

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4.6 MB

Scenic