Samplau o Graig Waddodol 24 Math
| E42.4005Samplau o Graig Waddodol 24 Math | |||
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Gan gynnwys 24 math o samplau creigiau gwaddodol, wedi'u pacio mewn blwch pren 41x24x4cm, pwysau 0.8 Kg. |
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| 01 | Carreg Fwd | 13 | Tuff |
| 02 | Siâl | 14 | Calchfaen cregyn |
| 03 | Siâl garbonaceous | 15 | Calchfaen algaidd |
| 04 | Siâl galchaidd | 16 | Anweddiad |
| 05 | Carreg silt | 17 | Dolomit |
| 06 | Arenite | 18 | Craig ffosffatig |
| 07 | Tywodfaen cwarts | 19 | Craig siliceous |
| 08 | Marl | 20 | Graean |
| 09 | Calchfaen | 21 | Amlwg |
| 10 | Calchfaen Band | 22 | Breccia |
| 11 | Calchfaen Chert | 23 | Diatomite |
| 12 | Chert | 24 | Caustobioliths |
Ysgrifennwch eich neges yma a'i hanfon atom
