Rhodonite - PL spectra


Red rhodonite – 3.28 ct - Unknown locality


pl405  rhodonite 328  red  UnknownLocality
  • 470 nm: ?
  • 612 nm: Mn2+
  • Excitation at 370 nm produces the two emissions at 470 and 612 nm as well.

Red rhodonite – 0.94 ct – Conselheiro Lafaiete, Minas Gerais, Brazil


pl405  rhodonite 094  red  ConselheiroLafaiete MinasGerais BrazilExtremely weak photoluminescence, requires at least an integration time of 2.5s despite the power of the excitation souce.

Red pyroxmangite - 1.59 ct - Brazil


No photoluminescence with the following sources: 254 and 405 nm.