Ferruginous quartz cluster Hydroxyapophyllite and some pieces have hollow

and some pieces have hollow cores

The pseudo-hexagonal crystals grow similar to the arms of its namesake snowflake

Native to Europe

This variety produces large broods of mancae (baby isopods)

The rough material is already quite beautiful

Ferruginous quartz cluster Hydroxyapophyllite and some pieces have hollowLocale: Morocco Approx dimensions: 4. 5 x 3 x 3", longest crystal 5. 5 cm Approx weight: 627g Known as red or ferruginous (iron bearing) quartz, this unusual variety of quartz gets its color from iron oxides, typically hematite. The quartz in this specimen initially grew colorless; broken crystals along the edge reveal the quartz crystals have a clear core bordered by a thin top layer of brick red quartz. A change occurred during the growth process