Important Update News
The RRUFF Project is being updated to improve its interface and content. The beta version of the update is accessible to the public at RRUFF.net. New data is only being added to the beta site. Please note that it is in development, and some components are not functional. Existing RRUFF.info links will resolve to the new site after RRUFF.net is officially released.
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Name: Ferro-ferri-hornblende RRUFF ID: R170006 Ideal Chemistry: ◻Ca2(Fe2+4Fe3+)(Si7Al)O22(OH)2 Locality: Miniera di Traversella, Ivrea, Torino, Piedmont, Italy Source: Renato and Adriana Pagano [view label] Owner: RRUFF Description: Aggregates of dark green acicular or lamellar crystals embedded in a matrix of fibrous to acicular tremolite with minor quartz and calcite Status: The identification of this mineral is not yet confirmed. |
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Mineral Group: [ amphibole (107) ] |
REFERENCES for Ferro-ferri-hornblende | |
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Hålenius U, Hatert F, Pasero M, Mills S J (2015) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) Newsletter 27. New minerals and nomenclature modifications approved in 2015, Mineralogical Magazine, 79, 1223-1230 [view file] |
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Oberti R, Boiocchi M, Hawthorne F C, Ball N A, Cámara F, Pagano R, Pagano A (2016) Ferro-ferri-hornblende from the Traversella mine (Ivrea, Italy): occurrence, mineral description and crystal-chemistry, Mineralogical Magazine, 80, 1233-1242 [view file] |
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Belakovskiy D I, Cámara F, Gagne O C (2017) New mineral names, American Mineralogist, 102, 694-698 [view file] |
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