Pectolite is a light grey mineral, a sodium calcium hydroxide inosilicate(NaCa2Si3O8(OH)) that occurs as a primary mineral in cavities in basalt and diabase. It crystallizes in the triclinic system and typically occurs in radially fibrous crystalline masses that form spheroid surfaces on the outside. Provenance of this sample is Paterson, New Jersey, USA. Actual width is 135 mm. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Wiersma, Dirk |
Taille de l’image : | 5616 px × 3744 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |