
Phosphophyllite is a rare phosphate mineral with the chemical formula . It is prized among mineral collectors for its delicate bluish green colour, but rarely cut due to its difficult properties.
via Wikipedia infobox
Phosphophyllite is a rare phosphate mineral with the chemical formula . It is prized among mineral collectors for its delicate bluish green colour, but rarely cut due to its difficult properties.
==Geology== Phosphophyllite was first described in 1920 by Heinrich Laubmann and Hermann Steinmetz. The name derives , and phosphate.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).