bands of Willemite (green), Calcite (red), Franklinite.

Mylonitized ore that has been flattened and stretched by metamorphic processes.

This is a very large piece of mylonite.

the blue color is reflected UV light.

Hydrozincite coating Calcite

Hydrozincite (blue), Calcite (red)

Calcite and Dolomite from the Passaic Pit, Sterling Hill

Calcite (orange-red), Dolomite (purple)

"Salmon" Calcite, nicknamed for obvious reasons.

Calcite (red), the blue specks are lint, it is really hard to keep fluorescent specimens entirely clean!

Wollastonite from the Noble Pit, Sterling Hill .

Wollastonite (yellow), blue is reflected UV light.

Wollastonite from the 340 foot level Sterling Hill Mine.

Wollastonite (orange), Calcite (red)

Wollastonite, Calcite, diopside from the 340 ft level.

Wollastonite (yellow), blue is reflected UV light.

red Willemite/Franklinite/Zincite ore from Sterling Hill

Willemite (green), Calcite (red), blue is reflected UV light.

Sterling Hill Kutnahorite/Willemite/Franklinite