- en.wikipedia.org Rapakivi graniteRapakivi granite is a hornblende-biotite granite containing large round crystals of orthoclase each with a rim of oligoclase (a variety of plagioclase).
- d32ogoqmya1dw8.cloudfront.net files/NAGTWorkshops…Porphyritic Rapakivi - orthoclase phenocrysts are angular. Rapakivi granite porphyry - both ovoidal and angular crystals in fine-grained matrix.
- kivi.info wp-content/uploads/2019/10/The-Vehmaa-…Karell F., Ehlers C., Airo M-L. & Selonen, O. 2009. Intrusion mechanisms and magnetic fa-brics of the Vehmaa rapakivi granite batholith in SW Finland.
- mindat.org min-48152.htmlFrom the Finnish word for "rotten stone." Many of the classical buildings in St Petersburg, Russia, are clad with Rapakivi granite imported from Finland.
- rocks.comparenature.com en/rapakivi-granite-and-…Along with definition of Rapakivi Granite and Adamellite, get to know about Properties of Rapakivi Granite and Adamellite.
- memim.com rapakivi-granite.htmlThe term (Finnish rapakivi " crumbling stone " or "worse stone " ) is derived from the conspicuous weathering form.
- sandatlas.org rapakivi-rotten-stone/Rapakivi is a type of granite. ... To avoid confusion, rapakivi is now defined as a granite which comes from a pluton that shows rapakivi texture at least partly.
- researchgate.net publication/226069776_Rapakivi_…Anorthosite-mangerite-rapakivi granite-peralkaline granite magmatism is connected with activity of the mantle plums only.
- academia.edu 61274368/One_hundred_years_of_…In the 18th century, rapakivi granite was mentioned or briefly described in several reports and academic theses of Finnish and Swedish scientists.
- buyukansiklopedi.com Granite_rapakivi2024 hakkında güncel bilgilerle Rapakivi granit hakkında bilmediğiniz her şey. Rapakivi granit'nun tanımı ve terimi.
- http://jsjgeology.net Rapakivi-granite-decorative-…Baltic Red Granite - another rapakivi granite from southern Finland, also from the Paleoproterozoic Wiborg Batholith (1.615-1.645 billion years).
- itpz-ran.ru en/granites-rapakivi/Note that similar processes of development of granular-block destruction are characteristic not only of rapakivi granites, but also of many other types of rocks.