FÜLÖPPITE
FÜLÖPPITE Fülöppite – Pb3Sb8S15 – is an extremely rare sulfosalt that is part of polymetallic hydrothermal ores of the Ag-Pb-Sb-Zn paragenesis. It is classified in the Plagionite Group, being very similar to plagionite. 1. Characteristics Crystal system: Monoclinic prismatic. Color: Lead gray. Habit: Pyramidal, short prismatic, fibrous. May be thick tabular. Curved crystals are frequent. […]
FLUORITE
FLUORITE Fluorite – CaF2 – is a very common halide, a strategic ore, essential in steel making and metallurgy as a flux, also in the chemical industry (HF manufacturing) and for many other applications. The main source of “metallurgical grade fluorite” are sulphide ores of lead and zinc with fluorite gangue. In addition, due to […]