|
Dolomite |
| (pink) and clear quartz crystals, 1 | |
|
Gold crystals |
| (skeletal, octahedral), 2 | |
|
|
Quartz |
| on doubly terminated calcite and coated with pyrite, 3 | |
|
Quartz, |
| pyrrhotite (dark grey) and kerogen (shiny black), 4 |
Previous Menu
Back to Home
1 Kloof Gold Mine (7 cm), specimen: Paul Botha, photo: Bruce Cairncross in: Cairncross, B./ Dixon, R.: Minerals of South Africa, Singapore 1995, p. 203.
2 Van Dyk Mine (1,7 cm crystal), specimen: Bleloch Museum at Wits, photo: Mark Hudson in: Cairncross, B./ Dixon, R.: Minerals of South Africa, Singapore 1995, p. 40.
3 Kloof Mine (3,2 cm), specimen and photo: Bruce Cairncross in: Cairncross, B./ Dixon, R.: Minerals of South Africa, Singapore 1995, p. 41.
4 East Rand Premier Mine (20 cm), specimen and photo: Bruce Cairncross in: Cairncross, B./ Dixon, R.: Minerals of South Africa, Singapore 1995, p. 234.