Table 1 Optical characteristics of the eight studied beads
From: Artificial coloration of ancient agate beads: a mineralogical study
Sample number | Configuration | Color | Transparency |
|---|---|---|---|
A | Plain | Scattered white, Dark red | Translucent |
B | Banded beads | Scattered white, Black | Mainly opaque, Part translucent |
C | Banded beads | idiochromatic white, Dark red | Translucent |
D | Banded beads | idiochromatic white, Black | Part translucent |
E | Plain | Scattered white, Red | Translucent |
F | Plain | Scattered white, Red | Translucent |
G | Plain | Scattered white, Red | Translucent |
H | Plain | Red | Transparent |