Epidot: Perbedaan antara revisi
Konten dihapus Konten ditambahkan
Dibuat dengan menerjemahkan halaman "Epidote" |
k →Pranala luar: clean up |
||
(15 revisi perantara oleh 11 pengguna tidak ditampilkan) | |||
Baris 1:
{{Infobox mineral
'''Epidote''' adalah [[mineral]] [[Silikat|sorosilikat]] [[besi]] [[alumunium]] [[kalsium]].▼
| name = Epidote
| category = [[Silicate mineral|Sorosilicates]]
| boxwidth =
| boxbgcolor =
| image = Epidote Oisans.jpg
| imagesize =
| caption = Krista-kristal epidot – Deposit topotype
| formula = {Ca<sub>2</sub>}{Al<sub>2</sub>Fe<sup>3+</sup>}[O<nowiki>|</nowiki>OH<nowiki>|</nowiki>SiO<sub>4</sub><nowiki>|</nowiki>Si<sub>2</sub>O<sub>7</sub>]
| molweight =
| color = Hijau-pistachio, kuning-hijau, hiram kehijauan
| habit = Prismatik dengan striations, fibrous, masif
| system = [[Monoklin]] – Prismatik
| twinning = On [100]
| cleavage = {001} sempurna dan {100} tidak sempurna
| fracture = Datar regular hingga merata
| mohs = 6–7
| luster = Vitreous hingga resinous
| refractive = n<sub>α</sub> = 1.715–1.751<br> n<sub>β</sub> = 1.725–1.784<br> n<sub>γ</sub> = 1.734–1.797
| opticalprop = Biaxial (-)
| birefringence = δ = 0.019–0.046
| pleochroism = Kuat
| streak = Putih ke-abu-abuan
| gravity = 3.3–3.6
| density =
| melt =
| fusibility =
| diagnostic =
| solubility =
| diaphaneity = Transparan hingga mendekati opak
| other =
| references = <ref>[http://rruff.geo.arizona.edu/doclib/hom/epidote.pdf Epidote]. ''Handbook of Mineralogy''</ref><ref>[http://www.mindat.org/min-1389.html Epidote]. Mindat</ref><ref>[http://webmineral.com/data/Epidote.shtml Epidote]. Webmineral</ref>
}}
▲Mineral'''Epidote'''
== Deskripsi ==
Kristal - kristal epidot yang perkembangannya baik, Ca<sub>2</sub>Al<sub>2</sub>(Fe<sup>3+</sup>;Al)(SiO<sub>4</sub>)(Si<sub>2</sub>O<sub>7</sub>)O(OH),
[[Berkas:Epidote_Alaska.jpg|
Epidot merupakan mineral pembentuk batuan yang berlimpah,
== Pranala luar ==
* [http://mineral.galleries.com/minerals/silicate/epidote/epidote.htm The mineral Epidote Mineral Galleries] {{Webarchive|url=https://web.archive.org/web/20040603093346/http://mineral.galleries.com/minerals/silicate/epidote/epidote.htm |date=2004-06-03 }}
<references />
[[Kategori:Mineral kalsium]]
[[Kategori:Mineral besi(III)]]
[[Kategori:Mineral monoklin]]
[[Kategori:Kelompok epidot]]
[[Kategori:Mineral aluminium]]
{{geologi-stub}}
|