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- Birnessite abstract "Birnessite (Na0.3Ca0.1K0.1)(Mn4+,Mn3+)2O4 · 1.5 H2O is an oxide mineral of manganese along with calcium, potassium and sodium. It has a dark brown to black color with a submetallic luster. It is also very soft, with a Mohs hardness of 1.5. Birnessite is formed by precipitation in lakes, oceans and groundwater and is a major component of desert varnish and deep sea manganese nodules.".
- Birnessite thumbnail Birnessite_01.jpg?width=300.
- Birnessite wikiPageExternalLink birnessite.pdf.
- Birnessite wikiPageID "3181272".
- Birnessite wikiPageRevisionID "571214276".
- Birnessite birefringence "δ = 0.040".
- Birnessite category Oxide_minerals.
- Birnessite cleavage "[001] perfect".
- Birnessite color "Dark brown to black".
- Birnessite dana "7.05".
- Birnessite diaphaneity "Nearly opaque".
- Birnessite formula "2".
- Birnessite gravity "3".
- Birnessite habit "Rarely in platelets, to 50 μm; commonly extremely finely crystalline, spherulitic, cellular.".
- Birnessite hasPhotoCollection Birnessite.
- Birnessite luster "Sub-metallic, dull".
- Birnessite mohs "1.5".
- Birnessite name "Birnessite".
- Birnessite opticalprop "Uniaxial".
- Birnessite other "Identification by optical properties is impossible.".
- Birnessite refractive "nω = 1.730 nε = 1.690".
- Birnessite strunz "4".
- Birnessite system "Monoclinic prismatic 2/m".
- Birnessite subject Category:Calcium_minerals.
- Birnessite subject Category:Hydroxide_minerals.
- Birnessite subject Category:Manganese_minerals.
- Birnessite subject Category:Potassium_minerals.
- Birnessite subject Category:Sodium_minerals.
- Birnessite type Abstraction100002137.
- Birnessite type CalciumMinerals.
- Birnessite type HydroxideMinerals.
- Birnessite type ManganeseMinerals.
- Birnessite type Material114580897.
- Birnessite type Matter100020827.
- Birnessite type Mineral114662574.
- Birnessite type Part113809207.
- Birnessite type PhysicalEntity100001930.
- Birnessite type PotassiumMinerals.
- Birnessite type Relation100031921.
- Birnessite type SodiumMinerals.
- Birnessite type Substance100019613.
- Birnessite type ChemicalSubstance.
- Birnessite type Mineral.
- Birnessite type ChemicalObject.
- Birnessite type Thing.
- Birnessite comment "Birnessite (Na0.3Ca0.1K0.1)(Mn4+,Mn3+)2O4 · 1.5 H2O is an oxide mineral of manganese along with calcium, potassium and sodium. It has a dark brown to black color with a submetallic luster. It is also very soft, with a Mohs hardness of 1.5. Birnessite is formed by precipitation in lakes, oceans and groundwater and is a major component of desert varnish and deep sea manganese nodules.".
- Birnessite label "Birnessita".
- Birnessite label "Birnessite".
- Birnessite label "Birnessite".
- Birnessite label "Бернессит".
- Birnessite sameAs Birnessita.
- Birnessite sameAs Birnessite.
- Birnessite sameAs m.08xkld.
- Birnessite sameAs Q3640357.
- Birnessite sameAs Q3640357.
- Birnessite sameAs Birnessite.
- Birnessite wasDerivedFrom Birnessite?oldid=571214276.
- Birnessite depiction Birnessite_01.jpg.
- Birnessite isPrimaryTopicOf Birnessite.
- Birnessite name "Birnessite".