ʻO Moldavite kahi pōhaku silica ʻōmaʻomaʻo i hana ʻia e ka hopena meteorite - wikiō
Nā mea:
ʻO Moldavite kahi pōhaku ʻōmaʻomaʻo, ʻoliva ʻōmaʻomaʻo a i ʻole uliuli-ʻōmaʻomaʻo vitreous pōhaku i hana ʻia e ka hopena meteorite ma ke kūkulu hema o Kelemānia ma kahi o 15 miliona mau makahiki i hala. He ʻano tektite kēia.
E kūʻai i nā pōhaku maoli ma kā mākou hale kūʻai
No ka manawa mua, ua hōʻike ʻia ka moldavite i ka lehulehu ʻepekema ma 1786. E like me nā chrysolites o Tyn nad Vltavou i kahi haʻiʻōlelo a Josef Mayer mai ke Kulanui o Prague, i hāʻawi ʻia ma kahi hālāwai o ka Czech Scientific Society Mayer 1788. Zippe ma 1836. Moldavskaya ʻO ka muliwai ma Czech Republic, kahi i ʻike ʻia ai nā mea hoʻohālike mua.
waiwai
Huina kimeka SiO2 (+ Al2O3). Ua like kona mau waiwai me nā ʻano aniani ʻē aʻe, me ka paʻakikī ʻo Mohs i ʻōlelo ʻia mai ka 5.5 a hiki i ka 7. Hiki ke akaka a i ʻole translucent me kahi kala ʻōmaʻomaʻo mossy, me nā swirls a me nā ʻōhū e hoʻokūpaʻa ana i kona ʻano mossy. Hiki ke hoʻokaʻawale ʻia ka pōhaku mai nā hiʻohiʻona ʻōmaʻomaʻo o ke aniani ma o ka nānā ʻana i nā worm-like inclusions o leschatellerite i loko o lākou.
palapala noi
ʻO ka nui o nā pōhaku i hoʻopuehu ʻia a puni ka honua i manaʻo ʻia he 275 tons.
ʻEkolu mau māka o kēia pōhaku: ʻo ke ʻano kiʻekiʻe, i ʻōlelo pinepine ʻia ʻo ka hale hōʻikeʻike maikaʻi, ka maikaʻi waena, a me ka maʻamau. Hiki ke hoʻokaʻawale ʻia nā degere ʻekolu ma ke ʻano. ʻOi aku ka ʻeleʻele a ʻoi aku ka ʻōmaʻomaʻo o nā ʻāpana o ka ʻano maʻamau, a ʻike ʻia ka ʻili e like me ka pitted nui a i ʻole ke aniau. ʻO kēia ʻano ʻano he haki i kekahi manawa, koe wale nō ka hapa nui.
He ʻano like me ka fern ka nānā ʻana i ka hale hōʻikeʻike a ʻoi aku ka ʻike ma mua o ka ʻike maʻamau. He ʻokoʻa kumu kūʻai maʻamau ma waena o lākou. Hoʻohana pinepine ʻia nā pōhaku kiʻekiʻe no nā mea hana lima.
Aia ma Cesky Krumlov ma Czech Republic kahi hale hōʻikeʻike Moldovan, ka Hale Hōʻikeʻike ʻo Vltavin. Ua hoʻokumu ʻia ka Moldovan Association ma Ljubljana, Slovenia ma 2014. Ke komo nei ka hui i ka noiʻi, hōʻikeʻike a me ka hoʻolaha ʻana i nā pōhaku a puni ka honua a me nā lālā geological mai nā ʻāina ʻoi aku ma mua o 30.
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