Desert Rose
| Desert Rose | |
|---|---|
 | |
| Scientific classification | |
| Kingdom | Plantae |
| Order | Rosales (en)  |
| Dangi | Rosaceae (en) |
| Genus | Rosa |
| jinsi | Rosa stellata Wooton, 1898
|
Desert Rose (Furen Hamada) Furen hamada wani tsattsauran ra'ayi ne mai kamshin fure mai kamshi na cluster na gypsum ko baryte, wanda ya haɗa da yawan yashi. “Petals” lu’ulu’u ne da aka baje a kan axis, suna buɗewa a cikin gungu masu haskakawa.
Halin kristal na rosette yakan faru ne lokacin da lu'ulu'u ke samuwa a cikin busassun yanayi na yashi, kamar zubar da kwandon gishiri mara zurfi. Lu'ulu'u suna yin madauwari tsararrun faranti, suna ba wa dutsen siffar kama da furen fure. Gypsum wardi yawanci suna da ma'ana mafi kyau, mafi kyawun gefuna fiye da wardi baryte. Celestine da sauran ma'adinan da ba su ƙafe ba na iya haifar da gungu na rosette. Suna iya fitowa ko dai a matsayin fure-fure guda ɗaya ko kuma a matsayin gungu na furanni, yawanci jere daga girman fis zuwa santimita 10 (4 in) a diamita.
Yashi na yanayi wanda aka haɗa a cikin tsarin lu'ulu'u, ko in ba haka ba ya ɓoye lu'ulu'u, ya bambanta da yanayin gida. Idan baƙin ƙarfe oxides ya kasance, rosettes suna ɗaukar sautin tsatsa.
Hakanan ana iya sanin furen hamada da sunaye: furen yashi, furen Sahara, furen fure, furen selenite, furen gypsum da baryte (barite) fure.[1]
Wurare Sahara Ana samun wardi mai yashi da yawa a kewayen tafkin gishiri na Chott el Djerid a kudu maso yammacin Tunisia, da kuma yankuna makwabta a Aljeriya da Ghadames, Libya. Mazaunan yankin suna fitar da su suna sayar da su a matsayin abubuwan tunawa ga masu yawon bude ido, suna samar da kudaden shiga mai dorewa ga al'ummar yankin. Ana samun sauran sandroses a wani wuri a cikin Sahara, amma waɗanda ake hakowa a cikin kewayen Tekun Gishiri suna da kyau musamman saboda yawan gishirin da ke cikin abubuwan da ke tattare da su yana sa su zama kristal da haske. Sauran waɗanda suka ƙunshi yashi mai yawa suna da sautin tsatsa, don haka ba su da haske a rana ko hasken wucin gadi. Hakanan ana samun wardi na yashi a kusa da Abqaiq, Saudi Arabia.
Oklahoma An kafa dutsen Rose a Oklahoma a lokacin Permian, shekaru miliyan 250 da suka gabata, lokacin da teku mara zurfi ta lullube yamma da tsakiyar Oklahoma. Yayin da tekun ke ja da baya, baryte ya zube daga cikin ruwan kuma ya yi kama da yashi na quartz. Wannan ya bar babban samuwar dutsen yashi mai ja, wanda ake kira Garber Sandstone, wanda ke dauke da adibas na dutsen fure.
An zaɓi dutsen fure a matsayin dutsen hukuma na jihar Oklahoma ta Amurka a cikin 1968.[2][3][4][5]
Girman Yawanci, wardi na hamada suna auna daga mm goma sha uku zuwa ashirin da biyar (1⁄2-1 in) a diamita. Mafi girman da binciken binciken ƙasa na Oklahoma ya rubuta shine 43 cm (inci 17) a fadin da 25 cm (inci 10) tsayi, yana auna kilo 57 (125 lb). An gano tarin duwatsun fure mai tsayi har tsawon mita daya (inci 39) kuma suna yin nauyi fiye da kilogiram 450 (1,000 lb).[6]
Manazarta
[gyara sashe | gyara masomin]- ↑ Desert Rose, Mindat.org
- ↑ ^ "Barite Rose State Rock of Oklahoma" (PDF). www.ogs.ou.edu. 2022-10-28. Archived (PDF) from the original on 2021-09-01. Retrieved 2022-10-28.
- ↑ Ham, W. E.; Merritt, C. A. (1944). "Barite in Oklahoma - Oklahoma Geological Survey, Circular 23" (PDF). www.ogs.ou.edu. Archived (PDF) from the original on 2021-12-29. Retrieved 2022-10-28.
- ↑ London, David (2022-10-28). "The Barite Roses of Oklahoma: Oklahoma Geological Survey Information Series 13, 2009" (PDF). www.oge.ou.edu. Archived (PDF) from the original on 2021-06-24. Retrieved 2022-10-28.
- ↑ ROSE ROCK". Oklahoma Historical Society.
- ↑ ^ "Noble is the Rose Rock Capital of the World". Oklahoma Tourism & Recreation Department. Archived from the original on 2017-10-30. Retrieved 2014-03-27.