Polylithionite and Danburite, Sosedka pegmatite, Russia

Contributed by: FMS Admin
Date: Nov 13th, 2025
Locality: Sosedka pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia (See on Mindat)

Description:
Polylithionite and danburite, Sosedka pegmatite, Malkhan, Krasni Chikoy, Zabaykalsky, Russia. Most of the minerals there are on an alibite basis. Danburite is also a typical paragenesis with polylithionite. UV-C @275 nm

Originally posted by groensteenfreterke on Nature’s Rainbow.

Fluorescence under shortwave UV light.

Normal light.

Summary of luminescence responses:

Polylithionite (Mindat) (RRUFF)

• Fluorescence under 275nm LED UV light: White