delessite वाक्य
"delessite" हिंदी में delessite in a sentenceउदाहरण वाक्य
- The first deposit on the wall of a cavity, forming the " skin " of the agate, is generally a dark greenish mineral substance, like celadonite, delessite or " green earth ", which are rich in iron probably derived from the decomposition of the augite in the enclosing volcanic rock.