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Calcite Crystals in a Septarian Nodule from Grayson County, Texas

Bart Pickard

Lovely bright pale yellow fluorescent calcite crystals in a septarian nodule found in Grayson County, Texas.

Close-up of calcite crystal cluster on a bed of druzy crystals under long wave ultraviolet light
Close-up of calcite crystal cluster on a bed of druzy crystals under white light.

Calcite crystals within a septarian nodule under long wave ultraviolet light.

Calcite crystals within a septarian nodule under white light.

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