Gemorama

Amethyst : purple, translucent.
Rose quartz : pale pink, translucent.
Coral : pink, opaque.
Agate : green, light blue, navy blue, translucent.
Chalcedony : purple, translucent.
Lapis lazuli : navy blue with small golden inclusions.
Baroque pearl : pearl of irregular shape, more poetic for my taste.