Scanning electron microscopy (SEM) reveals that great filaments, characteristic of microorganisms, are related to the secondary phosphate mineralization. Ongoing degradation and fragmentation on the stromatolitic mat has created pellets, peloids, and intraclasts all enriched in secondary apatite. Degrading recrystallization throughout the edges of the main apatite crystals has formula... https://tsp-export-sri-lanka57901.blogdigy.com/tsp-for-long-term-soil-fertility-sri-lanka-fundamentals-explained-53919180