Pirolusit: Perbedaan antara revisi
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←Membuat halaman berisi '{{Infobox mineral|name=Pirolusit|category=Mineral oksida|boxwidth=|boxbgcolor=|image=Pyrolusite - USGS ID Stose, GW 1425.jpg|imagesize=|caption=|formula=MnO<sub>2</sub>|IMAsymbol=Pyl<ref>{{Cite journal|last=Warr|first=L.N.|date=2021|title=IMA–CNMNC approved mineral symbols|journal=Mineralogical Magazine|volume=85|issue=3 |pages=291–320|doi=10.1180/mgm.2021.43 |bibcode=2021MinM...85..291W |s2cid=235729616 |doi-access=free}}</ref>|molweight=|strunz=4.DB.05|...' |
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{{Infobox mineral|name=Pirolusit|category=[[Mineral oksida]]|boxwidth=|boxbgcolor=|image=Pyrolusite - USGS ID Stose, GW 1425.jpg|imagesize=|caption=|formula=MnO<sub>2</sub>|IMAsymbol=Pyl<ref>{{Cite journal|last=Warr|first=L.N.|date=2021|title=IMA–CNMNC approved mineral symbols|journal=Mineralogical Magazine|volume=85|issue=3 |pages=291–320|doi=10.1180/mgm.2021.43 |bibcode=2021MinM...85..291W |s2cid=235729616 |doi-access=free}}</ref>|molweight=|strunz=4.DB.05|system=[[Tetragonal]]|class=Ditetragonal dipiramidal (4/mmm) <br/>[[Simbol H-M]]: (4/m 2/m 2/m)|symmetry=''P''4<sub>2</sub>/mnm|color=Kegelapan, hitam sampai kelabu muda, terkadang kebiruan|habit=Granular sampai masif: botrioidal. Kristalnya langka|twinning={031}, {032} barangkali polisintetik|cleavage=Perfect pada 110|fracture=Ireguler, tak rata|tenacity=Rapuh|mohs=6–6.5, 2 saat masif|luster=Metalic, kusam sampai mirip tanah|refractive=Legap|opticalprop=|birefringence=|pleochroism=|streak=Hitam sampai hitam kebiruan|gravity=4.4–5.06|density=|melt=|fusibility=|diagnostic=|solubility=|diaphaneity=|other=|references=<ref>[https://www.mineralienatlas.de/lexikon/index.php/MineralData?mineral=Pyrolusite Mineralienatlas]</ref><ref name=Webmin>{{Cite web|last1=Barthelmy|first1=David|year=2014|url=http://www.webmineral.com/data/Pyrolusite.shtml|access-date=4 August 2022|title = Pyrolusite Mineral Data|website=Webmineral.com}}</ref><ref name=Mindat>{{mindat|id=3318|title=Pyrolusite|access-date=4 August 2022}}</ref><ref name=Handbook>{{cite web |last1=Anthony |first1=John W. |last2=Bideaux |first2=Richard A. |last3=Bladh |first3=Kenneth W. |last4=Nichols |first4=Monte C. |title=Pyrolusite |url=http://www.handbookofmineralogy.org/pdfs/pyrolusite.pdf |website=Handbook of Mineralogy |publisher=Mineral Data Publishing |access-date=14 March 2022 |date=2005}}</ref>|var1=Polianite|var1text=pseudomorphic after [[manganite]]<ref>{{mindat|id=6101|title=Polianite|access-date=4 August 2022}}</ref>}}'''Pirolusit''' adalah sebuah [[mineral]] yang terbentuk dari sebagian besar [[mangan dioksida]] ([[Mn]][[Oksigen|O]]<sub>2</sub>) serta merupakan [[bijih]] yang penting untuk menambang [[mangan]].<ref name="Ullmann">{{citation|first=Arno H.|last=Reidies|contribution=Manganese Compounds|title=Ullmann's Encyclopedia of Industrial Chemistry|publisher=Wiley-VCH|location=Weinheim|year=2002|doi=10.1002/14356007.a16_123|volume=20|pages=495–542|isbn=978-3-527-30385-4}}.</ref> Mineral ini berwarna hitam dan nirwujud, biasanya dengan struktur berserat, granular atau kolumnar, terkadang membentuk kerak-kerak reniform. [[Kilau (mineralogi)|Kilaunya]] metalik dan memiliki bekas goresan
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