| |
Visual Examination of Fresh Break
|
| visual examination of fresh break |
colour greenish white, texture coarse, infrequent fine to large inclusions: white, red, grey, voids |
| colour of fresh break |
light grey 5 YR 7/2 |
| texture of fresh break |
granular |
| hardness |
soft |
| |
Observation Under the Binocular Stereoscope
(all lengths in mm)
|
| porosity |
12.5%; void form: vughy (0.04-1.6), channel (0.06-0.4); void length: 0.04-1.6 |
| inclusions |
10%, length: <0.04-1.8 |
| sorting |
unsorted |
| |
Inclusions
(all lengths in mm)
|
|
black inclusions |
infrequent, rounded, spherical, elongate, black, <0.04-0.06 |
|
calciumcarbonate |
very frequent, rounded - subrounded, spherical - subspherical, white, 0.04-0.12 |
|
carbonate pseudomorphoses |
infrequent, rounded, spherical - subspherical, white, 0.12-0.5 |
|
foraminifera |
frequent, well rounded, subrounded, very spherical, subspherical, very elongate, white, 0.12-0.4 |
|
mica |
infrequent, angular, spherical, white, <0.04-0.04 |
|
reddish inclusions |
infrequent, rounded, spherical, elongate, red, reddish brown, <0.04-0.12 |
|
white inclusions |
frequent, subangular - angular, subspherical - subelongate, white, greenish white, 0.08-1.8 |