Accueil > Term: knotted slate
knotted slate
A slaty or schistose argillaceous rock whose spotted appearance is the result of incipient growth of porphyroblasts in response to contact metamorphism of low to medium intensity. Compare: desmosite; spilosite; adinole.
- Partie du discours : noun
- Secteur d’activité/Domaine : Mines
- Catégorie : Exploitation minière; Mineral mining
- Government Agency: USBM
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Créateur
- ed.young
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(Milwaukee, United States)