Scheelite and Calcite, Bonito Mine, Oracle, Arizona

Contributed by: Mark Cole
Date: Mar 27th, 2026
Locality: Campo Bonito Mines, Apache Peak area, Campo Bonito, Oracle Mining District (Control Mining District; Old Hat Mining District; Santa Catalina Mining District), Pinal County, Arizona, USA (See on Mindat)

Description:
Originally posted by Mark Cole on Nature's Rainbows in 2015.

Fluorescence under shortwave UV light.

Summary of luminescence responses:

Calcite (Mindat) (RRUFF)

• Fluorescence under Shortwave (254nm Lamp/Mercury) UV light: Red

• Fluorescence under Shortwave (254nm Lamp/Mercury) UV light: Blue