About: Perhamite

An Entity of Type: mineral, from Named Graph: http://dbpedia.org, within Data Space: dbpedia.org

Perhamite is a phosphate mineral with the formula Ca3Al7(SiO4)3(PO4)4(OH)3·16.5(H2O). It occurs in rare isolated masses in amblygonite-rich pegmatite deposits throughout the world. It was discovered in platy sheed form of 1mm hexagonal crystals. It was first described in 1977 by P.J. Dunn and D.E. Appleman from pegmatite collected from Bell Pit, Newry, Maine. Other specimens have been found in Kapunda, South Australia, in Silver Coin mine near Humboldt County, Nevada and various locations throughout Europe.

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dbo:abstract
  • La perhamita és un mineral de la classe dels fosfats que pertany i dona nom al . Rep el nom en honor de Frank Croydon Perham (n. 5 de març de 1934), geòleg i miner de pegmatites de West Paris, Maine, EUA, en honor a la seva dedicació a la recuperació d'espècimens minerals. (ca)
  • La perhamita es un mineral de la clase de los minerales fosfatos, y dentro de esta pertenece al llamado “grupo de la perhamita”. Fue descubierta en 1977 cerca de Newry en el condado de Oxford, estado de Maine (EE. UU.), siendo nombrada así en honor de Frank Croydon Perham, geólogo estadounidense.​ Un sinónimo es su clave: IMA1975-019. (es)
  • Perhamita fosfato motako minerala da eta perhamita taldearen kidea da. (eu)
  • Perhamite is a phosphate mineral with the formula Ca3Al7(SiO4)3(PO4)4(OH)3·16.5(H2O). It occurs in rare isolated masses in amblygonite-rich pegmatite deposits throughout the world. It was discovered in platy sheed form of 1mm hexagonal crystals. It was first described in 1977 by P.J. Dunn and D.E. Appleman from pegmatite collected from Bell Pit, Newry, Maine. Other specimens have been found in Kapunda, South Australia, in Silver Coin mine near Humboldt County, Nevada and various locations throughout Europe. (en)
  • La perhamite è un minerale. (it)
dbo:thumbnail
dbo:wikiPageID
  • 33908044 (xsd:integer)
dbo:wikiPageLength
  • 5249 (xsd:nonNegativeInteger)
dbo:wikiPageRevisionID
  • 1072432483 (xsd:integer)
dbo:wikiPageWikiLink
dbp:caption
  • Perhamite and sparkly apatite druse on feldspar. (en)
dbp:category
dbp:class
  • H-M symbol: (en)
  • Hexagonal scalenohedral (en)
dbp:cleavage
  • imperfect/fair (en)
dbp:color
  • Colourless, white, light brown, orange (en)
dbp:dana
  • 43.500000 (xsd:double)
dbp:date
  • May 2013 (en)
dbp:formula
  • Ca3Al7343·16.5 (en)
dbp:gravity
  • 2.530000 (xsd:double)
dbp:habit
  • Spherulitic masses of platy crystals (en)
dbp:imasymbol
  • Phm (en)
dbp:luster
  • Vitreous, sub vitreous, pearly (en)
dbp:mohs
  • 5 (xsd:integer)
dbp:name
  • Perhamite (en)
dbp:reason
  • Not in any dictionary I have access to (en)
dbp:solubility
  • Insoluble (en)
dbp:streak
  • White (en)
dbp:strunz
  • 8 (xsd:integer)
dbp:symmetry
  • Pm1 (en)
dbp:system
dbp:unitCell
  • a = 7.021 Å, c = 20.218 Å; Z = 1 (en)
dbp:wikiPageUsesTemplate
dcterms:subject
gold:hypernym
rdf:type
rdfs:comment
  • La perhamita és un mineral de la classe dels fosfats que pertany i dona nom al . Rep el nom en honor de Frank Croydon Perham (n. 5 de març de 1934), geòleg i miner de pegmatites de West Paris, Maine, EUA, en honor a la seva dedicació a la recuperació d'espècimens minerals. (ca)
  • La perhamita es un mineral de la clase de los minerales fosfatos, y dentro de esta pertenece al llamado “grupo de la perhamita”. Fue descubierta en 1977 cerca de Newry en el condado de Oxford, estado de Maine (EE. UU.), siendo nombrada así en honor de Frank Croydon Perham, geólogo estadounidense.​ Un sinónimo es su clave: IMA1975-019. (es)
  • Perhamita fosfato motako minerala da eta perhamita taldearen kidea da. (eu)
  • Perhamite is a phosphate mineral with the formula Ca3Al7(SiO4)3(PO4)4(OH)3·16.5(H2O). It occurs in rare isolated masses in amblygonite-rich pegmatite deposits throughout the world. It was discovered in platy sheed form of 1mm hexagonal crystals. It was first described in 1977 by P.J. Dunn and D.E. Appleman from pegmatite collected from Bell Pit, Newry, Maine. Other specimens have been found in Kapunda, South Australia, in Silver Coin mine near Humboldt County, Nevada and various locations throughout Europe. (en)
  • La perhamite è un minerale. (it)
rdfs:label
  • Perhamita (ca)
  • Perhamita (es)
  • Perhamita (eu)
  • Perhamite (it)
  • Perhamite (en)
owl:sameAs
prov:wasDerivedFrom
foaf:depiction
foaf:isPrimaryTopicOf
foaf:name
  • Perhamite (en)
is dbo:wikiPageWikiLink of
is foaf:primaryTopic of
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