Barite on Calcite from Elk Creek DX454 septarian This variety of mica forms

This variety of mica forms in thin sheet like flaky layers

Weight: 126 grams

Weight: 929 grams

In these twin crystals

Barite on Calcite from Elk Creek DX454 septarian This variety of mica formsBarite on Calcite from Elk Creek Approx. Dimensions: 5. 25x3x1. 75 inches Approx. Weight: 449 grams Locality: Elk Creek, Meade County, South Dakota Elk Creek, South Dakota, is world renowned for producing some of the finest gem quality barite crystals, often found on a contrasting matrix of yellow fluorescent calcite. These specimens are highly sought after by collectors for their intense amber, honey, or "root beer" coloration and exceptional