Exploring the milarite minerals, Na2Mg5-xMxSi12O30 (M = Co2+, Zn2+, Ni2+, Cu2+) and Na2Mg2.5Ca0.5-xLnxZn2Si12O30 (Ln = Eu3+, Tm3+, Tb3+), towards new colored compounds, white light emission, and oxygen evolution reaction (OER) properties. — SciRadar