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Statements

Subject Item
dbr:Sekaninaite
rdf:type
yago:Part113809207 owl:Thing n13:ChemicalObject dbo:ChemicalSubstance yago:WikicatMagnesiumMinerals yago:PhysicalEntity100001930 yago:Matter100020827 yago:WikicatSilicateMinerals yago:WikicatAluminiumMinerals yago:Mineral114662574 dbo:Mineral wikidata:Q7946 yago:WikicatIronMinerals yago:WikicatOrthorhombicMinerals yago:Relation100031921 yago:Substance100019613 yago:Abstraction100002137 yago:Material114580897
rdfs:label
Sekaninaite Sekaninaïta Sekaninaíta Sekaninaiet Sekaninaite Sekaninaita
rdfs:comment
Sekaninaite ((Fe+2,Mg)2Al4Si5O18) is a silicate mineral, the iron-rich analogue of cordierite. It was first described in 1968 for an occurrence in Dolní Bory, Vysočina Region, Moravia, Czech Republic, and is now known also from Ireland, Japan, and Sweden. It was named after a Czech mineralogist, (1901–1986). In Brockley on Rathlin Island, Ireland sekaninaite occurs in bauxitic clay within the contact aureole of a diabase intrusive plug. La sekaninaite è un minerale silicato, appartenente all'ordine dei ferri della cordierite. La sekaninaíta es un mineral de la clase de los ciclosilicatos. Aunque no fue aprobado como mineral válido hasta 1975, fue descubierta en 1968 en la región de Moravia (República Checa), siendo nombrada así en honor de Josef Sekanina, mineralogista checo.​ Sinónimos poco usados son: ferrocordierita o IMA1967-047. Sekaninaita silikato motako minerala da. La sekaninaïta és un mineral de la classe dels silicats. Rep el nom en honor de Josef Sekanina (4 de setembre de 1901 - 28 de novembre de 1986), mineralogista txec, qui va trobar el mineral per primera vegada. Het mineraal sekaninaiet is een ijzer-magnesium-aluminium-silicaat met de chemische formule (Fe2+,Mg)2Al4Si5O18. Het mineraal behoort tot de cyclosilicaten.
foaf:name
Sekaninaite
dbp:name
Sekaninaite
foaf:depiction
n7:Sekaninaite_(cordierite)_(Fe2+,Mg)2Al4Si5O18_(25837507710).jpg n7:Sekaninaite_(cordierite)_(Fe2+,Mg)2Al4Si5O18_on_pegmatite_rock_(13403869364).jpg
dcterms:subject
dbc:Minerals_in_space_group_66 dbc:Aluminium_minerals dbc:Orthorhombic_minerals dbc:Magnesium_minerals dbc:Cyclosilicates dbc:Iron(II)_minerals
dbo:wikiPageID
216916
dbo:wikiPageRevisionID
1099738830
dbo:wikiPageWikiLink
dbr:Albite dbr:Octahedral dbr:Contact_metamorphism dbr:Bauxite dbr:Olivine dbr:Rathlin_Island dbr:Mullite dbr:Coal-seam_fire dbr:Orthorhombic dbr:Oxidation dbr:Breccia dbc:Minerals_in_space_group_66 dbr:Siberia dbr:Clinoferrosilite dbr:Pegmatite dbr:Kazakhstan dbr:Melilite dbr:Clinker_(cement) dbc:Orthorhombic_minerals dbc:Aluminium_minerals dbr:Cyclosilicate dbr:Kuznetsk_Basin dbr:Isomorphic dbr:List_of_minerals_named_after_people dbr:Granulite dbr:List_of_minerals dbr:Alkali dbr:Mole_fraction dbr:Isomorphism dbr:Spinel dbr:Esseneite n20:Sekaninaite_(cordierite)_(Fe2+,Mg)2Al4Si5O18_on_pegmatite_rock_(13403869364).jpg dbr:Mineralogist dbr:Clinopyroxene dbc:Magnesium_minerals dbc:Cyclosilicates dbr:Space_group dbr:Tridymite dbc:Iron(II)_minerals dbr:Magnetite dbr:H-M_symbol dbr:Psammite dbr:Anorthite dbr:Quartz dbr:Czech_Republic dbr:Wyoming dbr:Tajikistan dbr:Ångstrom dbr:Diorite dbr:Polymorphism_(materials_science) dbr:Pyrometamorphism dbr:Cordierite dbr:Metamorphism dbr:Kuznetsk dbr:Buchite dbr:Gneiss dbr:Pleochroism dbr:Fayalite dbr:Diabase dbr:Josef_Sepp_Dietrich dbr:Pelite dbr:Silicate_mineral dbr:Amphibole dbr:Moravia dbr:Ireland
dbo:wikiPageExternalLink
n5:S1075701509080133 n15:www.handbookofmineralogy.org.
owl:sameAs
dbpedia-it:Sekaninaite freebase:m.01frvp n17:27P9u yago-res:Sekaninaite dbpedia-nl:Sekaninaiet dbpedia-eu:Sekaninaita dbpedia-vi:Sekaninait dbpedia-fa:سکانینائیت dbpedia-ca:Sekaninaïta dbpedia-es:Sekaninaíta wikidata:Q2234824
dbp:strunz
9
dbp:twinning
Commonly twinned on {110} and {310}
dbp:unitCell
a = 17.18 Å, b = 9.82 Å c = 9.29 Å; Z = 4
dbp:wikiPageUsesTemplate
dbt:Infobox_mineral dbt:Reflist dbt:Short_description
dbo:thumbnail
n7:Sekaninaite_(cordierite)_(Fe2+,Mg)2Al4Si5O18_(25837507710).jpg?width=300
dbp:caption
Sekaninaite from Dolní Bory, Czech Republic
dbp:category
dbr:Cyclosilicate
dbp:class
Dipyramidal H-M symbol:
dbp:color
Blue to blue-violet
dbp:gravity
2.76
dbp:symmetry
Cccm
dbp:system
dbr:Orthorhombic
dbp:2v
Measured: 66°, Calculated: 60°
dbo:abstract
Sekaninaita silikato motako minerala da. Sekaninaite ((Fe+2,Mg)2Al4Si5O18) is a silicate mineral, the iron-rich analogue of cordierite. It was first described in 1968 for an occurrence in Dolní Bory, Vysočina Region, Moravia, Czech Republic, and is now known also from Ireland, Japan, and Sweden. It was named after a Czech mineralogist, (1901–1986). In Brockley on Rathlin Island, Ireland sekaninaite occurs in bauxitic clay within the contact aureole of a diabase intrusive plug. La sekaninaïta és un mineral de la classe dels silicats. Rep el nom en honor de Josef Sekanina (4 de setembre de 1901 - 28 de novembre de 1986), mineralogista txec, qui va trobar el mineral per primera vegada. La sekaninaíta es un mineral de la clase de los ciclosilicatos. Aunque no fue aprobado como mineral válido hasta 1975, fue descubierta en 1968 en la región de Moravia (República Checa), siendo nombrada así en honor de Josef Sekanina, mineralogista checo.​ Sinónimos poco usados son: ferrocordierita o IMA1967-047. Het mineraal sekaninaiet is een ijzer-magnesium-aluminium-silicaat met de chemische formule (Fe2+,Mg)2Al4Si5O18. Het mineraal behoort tot de cyclosilicaten. La sekaninaite è un minerale silicato, appartenente all'ordine dei ferri della cordierite.
dbp:birefringence
δ = 0.015
dbp:cleavage
{100}, imperfect; parting on {001}
dbp:dana
61.02 Cordierite group
dbp:diaphaneity
Transparent to translucent
dbp:formula
2
dbp:habit
As poorly developed crystals
dbp:imasymbol
Skn
dbp:luster
Vitreous
dbp:mohs
7
dbp:opticalprop
Biaxial
dbp:refractive
nα = 1.561 nβ = 1.572 nγ = 1.576
gold:hypernym
dbr:Mineral
prov:wasDerivedFrom
wikipedia-en:Sekaninaite?oldid=1099738830&ns=0
dbo:wikiPageLength
10594
foaf:isPrimaryTopicOf
wikipedia-en:Sekaninaite