Very rare. Second oxidation zone.
- 2nd Oxidation Zone
Melanotekite was an accessory mineral associated with the major second oxidation zone find of alamosite in the mid-1970s.
Paragenetic and General Notes
Melanotekite occurs mainly as small spherules (to c. 1 mm) on anglesite or on / with other lead silicate minerals (notably alamosite).
Extremely rarely, it occurs as crystals of c. 1 mm on leadhillite.