Facts
- Chemical formula
- Mg₁₈Al₉(OH)₅₄Sr₂(CO₃)₉(H₂O)₆(H₃O)₅
- Crystal system
- Trigonal
- Number of elements
- 6
- IMA status
- Approved
- Type locality
- Kovdor Zheleznyi mine
- Named after
- Pavel Karchevskiy
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q19860875