Starry Night Obsidian - - Babban fim

Obsidian Starry Night, wanda kuma ake kira Obsidian Fireworks ko Flower Obsidian.

Haɗin kai mai ban sha'awa na baƙar fata obsidian tare da murjani, cream, ruwan hoda da fari dusar ƙanƙara.

Sayi tauraro na dabi'a na obsidian a cikin shagon mu

Obsidian gilashin volcanic

Obsidian gilashin dutsen mai aman wuta ne na halitta wanda aka kafa azaman dutsen matsewar wuta.

Ana samun Obsidian lokacin da ƙwanƙolin ƙwanƙwasa da aka fitar daga dutsen mai aman wuta yana sanyi da sauri tare da ƙaramin girma na crystal. Yawanci ana samun shi a cikin rhyolitic lava flows da aka sani da obsidian flows, inda sinadaran abun da ke ciki: high silica abun ciki yana haifar da babban danko, wanda a kan saurin sanyaya ya zama gilashin lava na halitta.

Hana yaɗuwar atomic ta hanyar wannan lava mai ɗanko yana bayyana rashin girmar crystal. Obsidian yana da wuya, gaggautsa kuma amorphous. Sabili da haka, yana karya tare da gefuna masu kaifi. An yi amfani da shi a baya wajen kera kayan yanka da wuka, sannan kuma an yi amfani da shi a matsayin gwaji a matsayin fida.

Starry Night obsidian daga Mexico.

Obsidian kaddarorin tauraron taurari

Obsidian yana samuwa daga lava mai ƙarfi da sauri, wanda shine kayan tushe. Samuwar Obsidian na iya faruwa a lokacin da lafazin felsic ya yi sanyi da sauri a gefuna na lava ko dome mai aman wuta, ko kuma lokacin da lava ya huce akan tuntuɓar ruwa ko iska kwatsam. Samuwar obsidian mai tsatsauran ra'ayi na iya faruwa yayin da lafazin felsic ke sanyi tare da bakin dik.

Obsidian yana kama da ma'adinai, amma ba ainihin ma'adinai ba ne saboda, kamar gilashi, ba crystalline ba ne. Bugu da ƙari, abun da ke ciki ya yi yawa da yawa don a ƙidaya shi azaman ma'adinai. Wani lokaci ana kiransa mineraloids. Kodayake obsidian yawanci duhu ne a launi, kamar dutsen tushe kamar basalt, abun da ke ciki na obsidian yana da acidic.

Obsidian ya ƙunshi da farko na silicon dioxide, yawanci 70% ko fiye. Granite da rhyolite su ne dutsen crystalline na irin wannan abun da ke ciki. Tun da obsidian yana da daidaitawa a saman duniya, gilashin ƙarshe ya juya ya zama lu'ulu'u na ma'adinai masu kyau; ba a sami obsidian da ya girmi Cretaceous ba.

Wannan canji na obsidian yana haɓaka a gaban ruwa. Ko da yake sabon kafa na obsidian yana da ƙarancin abun ciki na ruwa, yawanci ƙasa da 1% ta nauyin ruwa, yana shan ruwa a hankali a ƙarƙashin rinjayar ruwan ƙasa don samar da perlite.

Taurari dare obsidian karkashin na'ura mai kwakwalwa

Daren tauraro na dabi'a na obsidian na siyarwa a cikin shagon mu

Mu al'ada yin obsidian starry dare a cikin nau'i na bikin aure zoben, necklaces, 'yan kunne, mundaye, pendants… Da fatan za a tuntube mu domin quote.