| Granitic and gneissic outcrops as centers of diversity for desiccation-tolerant vascular plants. |
| Scattered throughout the Pena Negra migmatites there are small bodies of Upper Proterozoic gneissic granodiorite and granite. |
| The amounts of gibbsite and kaolin were inversely related in regolith derived from metadolerite and gneissic granite at Jarrahdale. |
| The study area near Tirunelveli,Tamilnadu, India is covered with the Charnockites group of Archean period rocks and by metasedimentary gneissic formations. |
| A fine-grained rock of gneissic structure having a faint pink color. |
| The native silver occurs along grain boundaries and in fine fractures cutting the gneissic foliation. |
