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- Beryllonite abstract "Beryllonite is a rare sodium beryllium phosphate mineral with formula NaBePO4. The tabular to prismatic monoclinic crystals vary from colorless to white or pale yellowish, and are transparent with a vitreous lustre. Twinning is common and occurs in several forms. It exhibits perfect cleavage in one direction. The hardness is 5.5 to 6 and the specific gravity is 2.8. Refractive indices are nα = 1.552, nβ = 1.558 and nγ = 1.561. A few crystals have been cut and faceted, but, as the refractive index is no higher than that of quartz, they do not make very brilliant gemstones.It occurs as a secondary beryllium mineral in granitic and alkalic pegmatites. It was first described from complex crystals and as broken fragments in the disintegrated material of a granitic vein at Stoneham, Oxford County, Maine where it is associated with feldspar, smoky quartz, beryl and columbite. It was discovered by James Dwight Dana in 1888, and named beryllonite for its beryllium content.".
- Beryllonite thumbnail Beryllonite.jpg?width=300.
- Beryllonite wikiPageID "2959723".
- Beryllonite wikiPageLength "3444".
- Beryllonite wikiPageOutDegree "28".
- Beryllonite wikiPageRevisionID "606272075".
- Beryllonite wikiPageWikiLink Beryl.
- Beryllonite wikiPageWikiLink Beryllium.
- Beryllonite wikiPageWikiLink Category:Beryllium_minerals.
- Beryllonite wikiPageWikiLink Category:Monoclinic_minerals.
- Beryllonite wikiPageWikiLink Category:Phosphate_minerals.
- Beryllonite wikiPageWikiLink Cleavage_(crystal).
- Beryllonite wikiPageWikiLink Columbite.
- Beryllonite wikiPageWikiLink Crystal_twinning.
- Beryllonite wikiPageWikiLink Elbaite.
- Beryllonite wikiPageWikiLink Facet.
- Beryllonite wikiPageWikiLink Feldspar.
- Beryllonite wikiPageWikiLink Gemstone.
- Beryllonite wikiPageWikiLink Granite.
- Beryllonite wikiPageWikiLink Granitic.
- Beryllonite wikiPageWikiLink Indicolite.
- Beryllonite wikiPageWikiLink James_Dwight_Dana.
- Beryllonite wikiPageWikiLink Lustre_(mineralogy).
- Beryllonite wikiPageWikiLink Mohs_scale_of_mineral_hardness.
- Beryllonite wikiPageWikiLink Monoclinic.
- Beryllonite wikiPageWikiLink Monoclinic_crystal_system.
- Beryllonite wikiPageWikiLink Oxford_County,_Maine.
- Beryllonite wikiPageWikiLink Pegmatite.
- Beryllonite wikiPageWikiLink Phosphate_mineral.
- Beryllonite wikiPageWikiLink Phosphate_minerals.
- Beryllonite wikiPageWikiLink Quartz.
- Beryllonite wikiPageWikiLink Refractive_index.
- Beryllonite wikiPageWikiLink Sodium.
- Beryllonite wikiPageWikiLink Specific_gravity.
- Beryllonite wikiPageWikiLink Stoneham,_Maine.
- Beryllonite wikiPageWikiLink Tourmaline.
- Beryllonite wikiPageWikiLinkText "Beryllonite".
- Beryllonite wikiPageWikiLinkText "beryllonite".
- Beryllonite 2v "68".
- Beryllonite birefringence "δ = 0.009".
- Beryllonite caption "Beryllonite with tourmaline variety indicolite from Paprok, Nuristan Province, Afghanistan. Specimen size 4 cm".
- Beryllonite category Phosphate_minerals.
- Beryllonite cleavage "{010} perfect; {100} good, interrupted; {101} indistinct; {001} in traces".
- Beryllonite color "Colorless, white to pale yellow".
- Beryllonite dana "38.01".
- Beryllonite diaphaneity "Transparent to translucent".
- Beryllonite formula "NaBePO4".
- Beryllonite fracture "Conchoidal".
- Beryllonite gravity "2.8".
- Beryllonite habit "Crystals tabular {010} to short prismatic also in spherical aggregates, fibrous, massive".
- Beryllonite hasPhotoCollection Beryllonite.
- Beryllonite luster "Vitreous to adamantine, may be pearly on {010}".
- Beryllonite mohs "5.5".
- Beryllonite name "Beryllonite".
- Beryllonite opticalprop "Biaxial".
- Beryllonite refractive "nα = 1.552 nβ = 1.558 nγ = 1.561".
- Beryllonite streak "White".
- Beryllonite strunz "8".
- Beryllonite system "Monoclinic - Prismatic H-M Symbol Space Group: P 21/n".
- Beryllonite tenacity "Brittle".
- Beryllonite twinning "polysynthetic, contact and penetration twins; pseudo-hexagonal stellate forms".
- Beryllonite wikiPageUsesTemplate Template:Infobox_mineral.
- Beryllonite wikiPageUsesTemplate Template:Reflist.
- Beryllonite subject Category:Beryllium_minerals.
- Beryllonite subject Category:Monoclinic_minerals.
- Beryllonite subject Category:Phosphate_minerals.
- Beryllonite hypernym Mineral.
- Beryllonite type ChemicalSubstance.
- Beryllonite type Mineral.
- Beryllonite type ChemicalObject.
- Beryllonite type Thing.
- Beryllonite type Q7946.
- Beryllonite comment "Beryllonite is a rare sodium beryllium phosphate mineral with formula NaBePO4. The tabular to prismatic monoclinic crystals vary from colorless to white or pale yellowish, and are transparent with a vitreous lustre. Twinning is common and occurs in several forms. It exhibits perfect cleavage in one direction. The hardness is 5.5 to 6 and the specific gravity is 2.8. Refractive indices are nα = 1.552, nβ = 1.558 and nγ = 1.561.".
- Beryllonite label "Beryllonite".
- Beryllonite sameAs Beryllonit.
- Beryllonite sameAs Berilonita.
- Beryllonite sameAs Berillonite.
- Beryllonite sameAs Berylloniet.
- Beryllonite sameAs Beryllonit.
- Beryllonite sameAs m.08g62d.
- Beryllonite sameAs Бериллонит.
- Beryllonite sameAs Q2040729.
- Beryllonite sameAs Q2040729.
- Beryllonite wasDerivedFrom Beryllonite?oldid=606272075.
- Beryllonite depiction Beryllonite.jpg.
- Beryllonite isPrimaryTopicOf Beryllonite.
- Beryllonite name "Beryllonite".