Violet Anderson Royal Ontario Museum Nenadkevichite occurs at Mont Saint-Hilaire mostly as pseudomorphs after s randite.
Color ranges from colorless to pale pink, rose-pink, orange and brownish red.
Diaphaneity is transparent to translucent for the crystals and opaque for the aggregates. Crystal Habits include masses to several cm across of intergrown small crystals. Superb 1-8mm prismatic and very thin tabular single crystals as stacked clusters of compact spherical aggregates. Fracture is uneven. 3 Streak is white.