Moldavite ke rokete e tala ea silika e entsoeng ke meteorite impact - video
Tse ka Hare:
Moldavite ke lefika le letala, la mohloaare kapa le leputsoa-botala ba vitreous le entsoeng ke meteorite impact karolong e ka boroa ea Jeremane lilemong tse limilione tse 15 tse fetileng. Ena ke mofuta oa tektite.
Reka majoe a tlhaho lebenkeleng la rona
Ka lekhetlo la pele, moldavite e ile ea hlahisoa ho sechaba sa saense ka 1786. Joaloka li-chrysolite tsa Tyn nad Vltavou puong ea Josef Mayer oa Univesithi ea Prague, e fanoeng sebokeng sa Czech Scientific Society Mayer 1788. Zippe ka 1836. Moldavskaya Noka ea Czech Republic, moo ho hlahileng mehlala ea pele e hlalositsoeng.
thepa
Foromo ea lik'hemik'hale SiO2 (+ Al2O3). Litšobotsi tsa eona li tšoana le tsa mefuta e meng ea likhalase, 'me ho boleloa hore boima ba Mohs bo tloha ho 5.5 ho ea ho 7. E ka ba e hlakileng kapa e feto-fetoha ka 'mala o motala oa mossy, ka li-swirls le li-bubble tse totobatsang ponahalo ea eona ea mossy. Lejoe le ka khetholloa ho tloha litšoantšong tse tala tsa khalase ka ho shebella li-inclusions tse kang liboko tsa leschatellerite ho tsona.
kopo
Palo eohle ea majoe a hasaneng lefatšeng ka bophara e hakanyetsoa ho lithane tse 275.
Ho na le limaraka tse tharo tsa lejoe lena: boleng bo holimo, boo hangata bo bitsoang boleng ba musiamo, boleng bo mahareng, le bo tloaelehileng. Likhato tse tharo kaofela li ka khetholloa ka ponahalo. Likarolo tse fapaneng tse tloaelehileng hangata li lefifi ebile li na le botala bo matla, 'me bokaholimo bo nkuoa e le bo nang le likoti tse ngata kapa bo soabane. Ka linako tse ling mofuta ona o bonahala o robehile, ntle le boholo ba karolo.
Pono ea musiamo e na le mokhoa o ikhethileng o kang oa fern 'me o hlakile haholo ho feta pono e tloaelehileng. Hangata ho na le phapang e kholo ea theko lipakeng tsa tsona. Hangata majoe a boleng bo phahameng a sebelisoa bakeng sa mabenyane a entsoeng ka letsoho.
Sebakeng sa Cesky Krumlov Czech Republic ho na le musiamo oa Moldova, Musiamo oa Vltavin. Mokhatlo oa Moldova o thehiloe Ljubljana, Slovenia ka 2014. Mokhatlo o kentse letsoho boithutong, ponts'ong le khothatsong ea majoe lefats'eng ka bophara mme o kenyelletsa litho tsa jioloji tse tsoang linaheng tse fetang 30.
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