Batu kendan: Perbedaan antara revisi
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k r2.7.3) (Robot: Mengubah hr:Obsidian menjadi hr:Opsidijan |
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Baris 1:
{{Infobox mineral
| name = Obsidian
| category = [[Batuan vulkanik]]
| boxwidth =
| boxbgcolor = #222222
| image = ObsidianOregon.jpg
| imagesize =
| caption = Obsidian yang ditemukan di Oregon's
| formula =
| molweight =
| color = Hitam pekat atau hitam kehijauan
| habit =
| system =
| twinning =
| cleavage =
| fracture = Konkoidal
| tenacity =
| mohs = 5–6<ref name="moorey1999">{{cite book |author=Peter Roger Stuart Moorey |title=Ancient mesopotamian materials and industries: the archaeological evidence |url=https://books.google.com/books?id=P_Ixuott4doC&pg=PA108 |year=1999 |publisher=Eisenbrauns |isbn=978-1-57506-042-2 |pages=108–}}</ref>
| luster = Kekacaan
| polish =
| other = Tekstur: halus seperti kaca
| refractive =
| opticalprop = Translusen
| birefringence =
| dispersion =
| pleochroism =
| fluorescence =
| absorption =
| streak =
| gravity = sekitar 2,4<ref name="usgs1981">{{cite book |author=Geological Survey (U.S.) |title=Geological Survey (U.S.) |url=https://books.google.com/books?id=hQglAQAAIAAJ&pg=PA185 |year=1981 |publisher=The Survey |pages=185–}}</ref>
| density =
| melt =
| fusibility =
| diagnostic =
| solubility =
| diaphaneity =
| references = <ref name="mindat">{{cite web |url=https://www.mindat.org/min-8519.html |title=Obsidian: Mineral information, data and localities. |website=mindat.org}}</ref>
}}
'''Obsidian, batu kendan'''<ref>{{Cite book|last=Stevens|first=Alan M.|last2=Tellings|first2=A. Ed Schmidgall|date=2004|url=https://books.google.co.id/books?id=hVo2ZDYbL6gC&pg=PR17&dq=indonesia+english+dictionary&hl=id&newbks=1&newbks_redir=0&source=gb_mobile_search&sa=X&ved=2ahUKEwidhqrp0p-EAxUqzjgGHYd7B5cQ6wF6BAgOEAU#v=snippet&q=Obsidian%20&f=false|title=A Comprehensive Indonesian-English Dictionary|publisher=Ohio University Press|isbn=978-0-8214-1584-9|language=en}}</ref> , atau '''batu kaca'''<ref>{{Cite book|last=Stevens|first=Alan M.|last2=Tellings|first2=A. Ed Schmidgall|date=2004|url=https://books.google.co.id/books?id=hVo2ZDYbL6gC&printsec=frontcover&hl=id#v=onepage&q=Garnet&f=false|title=A Comprehensive Indonesian-English Dictionary|publisher=Ohio University Press|isbn=978-0-8214-1584-9|language=en}}</ref> adalah kaca vulkanik alami yang berupa batuan beku ekstrusif.<ref name="rafferty2011">{{cite book |last=Rafferty |first=John P. |date=Agustus 2011 |title=Rocks |url=https://archive.org/details/rocks0000unse |publisher=The Rosen Publishing Group |page=[https://archive.org/details/rocks0000unse/page/97 97]– |isbn=978-1-61530-492-9}}</ref><ref name="isciensei">I-science I' 2006 Ed. Rex Bookstore, Inc. pp. 127–. {{ISBN|978-971-23-4399-5}}.</ref> Obsidian terbentuk dari ekstrusi [[lava]] [[felsik]] yang mendingin dengan cepat tanpa pertumbuhan kristal.
== Referensi ==
Baris 9 ⟶ 46:
== Pranala luar ==
{{commons}}
* {{en}} [http://mineral.galleries.com/minerals/mineralo/obsidian/obsidian.htm Obsidian: Mineral galleries] {{Webarchive|url=https://web.archive.org/web/20070610063346/http://mineral.galleries.com/minerals/mineralo/obsidian/obsidian.htm |date=2007-06-10 }}
* {{en}} [http://volcanoes.usgs.gov/images/pglossary/obsidian.php USGS Obsidian photo glossary]
{{perhiasan}}
{{
[[Kategori:Batuan beku]]
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