| |
Visual Examination of Fresh Break
|
| visual examination of fresh break |
colour pale yellowish red, texture middle fine, numerous fine to large inclusions: white, yellowish, red, black, pseudomorphoses, voids |
| colour of fresh break |
pink - reddish yellow 7.5 YR 8/4-8/6 |
| texture of fresh break |
irregular |
| hardness |
hard |
| |
Observation Under the Binocular Stereoscope
(all lengths in mm)
|
| porosity |
7.5%; void form: vughy (0.04-2.2), channel (0.06-1.2); void length: 0.04-2.2 |
| inclusions |
25%, length: <0.04-2.2 |
| sorting |
unsorted |
| |
Inclusions
(all lengths in mm)
|
|
black inclusions |
infrequent, rounded - subrounded, very spherical - subspherical, elongate - very elongate, black, 0.2-0.72 |
|
calciumcarbonate |
very frequent, well rounded - subrounded, very spherical - subspherical, elongate - very elongate, white, 0.04-0.2 |
|
carbonate pseudomorphoses |
riddled with, well rounded - rounded, very spherical - subspherical, subelongate - very elongate, white, <0.04-0.4 |
|
foraminifera |
very frequent, rounded, very spherical, very elongate, white, 0.12-0.4 |
|
mica |
frequent, spherical, angular, elongate, white, <0.04-0.06 |
|
more inclusions2 |
frequent, subrounded, subangular - very angular, subspherical, elongate, subelongate, white, yellowish, red, 0.08-2.2 |
|
reddish inclusions |
riddled with, well rounded - subrounded, very spherical - subspherical, elongate, red, reddish brown, <0.04-0.52 |