🌐EnglishEnglishFrançaisItalianoNederlandsSvenskaTürkçeفارسی한국어EntityQ8216256· pop 6· linked from 4 articlesQ-systemAvailable in 6 languagesItalianoSvenskaTürkçeفارسی한국어via Wikidata sitelinks · CC0ConnectionsCore recovery parameters#Rock quality designationEntityInternational Standard Book NumberEntityCategoriesRock mass classification