| |
Visual Examination of Fresh Break
|
| visual examination of fresh break |
colour reddish brown, texture middle fine, infrequent fine to large inclusions: white, red, grey, voids |
| colour of fresh break |
reddish yellow 5 YR 6/6 |
| texture of fresh break |
irregular |
| hardness |
hard |
| |
Observation Under the Binocular Stereoscope
(all lengths in mm)
|
| porosity |
3.5%; void form: vughy (0.04-1.6), channel (0.08-1.2); void length: 0.04-1.6 |
| inclusions |
7.5%, length: <0.04-1.6 |
| sorting |
unsorted |
| |
Inclusions
(all lengths in mm)
|
|
black inclusions |
infrequent, rounded, spherical, elongate, black, <0.04-0.16 |
|
calciumcarbonate |
riddled with, well rounded - subrounded, very spherical - subspherical, elongate, white, yellowish, 0.04-0.5 |
|
carbonate pseudomorphoses |
singular, rounded, very spherical - subspherical, white, 0.0-0.7 |
|
foraminifera |
frequent, well rounded, rounded, very spherical, subspherical, elongate, white, grey, 0.12-0.4 |
|
grey inclusions |
singular, rounded, subspherical, light grey, 0.7 |
|
mica |
very frequent, spherical, angular, elongate, white, <0.04-0.04 |
|
more inclusions2 |
frequent, subangular - angular, subspherical, elongate, subelongate, yellowish brown, 0.08-1.6 |
|
more inclusions3 |
singular, well rounded, very spherical, subspherical, grey, white, 0.08-0.28 |
|
reddish inclusions |
very frequent, well rounded - rounded, very spherical - subspherical, elongate, red, reddish brown, <0.04-0.7 |