Jacob Benjamin Wiesner Heckerin

Jacob Benjamin Wiesner Heckerin (20 ga Yuni 1763 - 12 ga Agusta 1842) masanin kimiyyar lissafi ne na Jamus, masanin sinadarai, masanin lissafi, masanin ma'adinai kuma injiniya wanda aka haifa a Freiberg, Saxony, Jamus.  Wiesner ya yi tafiya zuwa Amurka bayan Sarki Charles na Uku na Spain ya nemi ƙwararrun masana ma'adanai da injiniyoyi na Jamus. Ya gano ma'adanai a Pacho kuma, bisa ga umarnin Antonio Nariño, ya nemi ma'adinan gubar. Wiesner ya goyi bayan ƙoƙarin ' yancin kai na Colombia, kuma sakamakon haka, Simón Bolívar ya naɗa shi a matsayin Babban Darakta na Ma'adinai a ma'adinan gishiri na Zipaquirá da Sesquilé . Wiesner kuma sananne ne da zubar da ruwa a tafkin Guatavita tsakanin 1822 da 1823. 

 Rayuwar farko, iyali da ilimi 
An yi wa Wiesner baftisma a cocin Santa Virginia a ranar 28 ga Yuni, 1763, ɗan Christian Wiessner da Juana Dorotea Hacker, 'yan asalin Freiberg, Jamus. Ya yi karatun ma'adinai da aikin ƙarfe kuma ya kammala karatunsa daga jami'ar da ke garinsu, Technische Universität Bergakademie Freiberg .

A shekara ta 1787, Sarki Charles na Uku na Spain ya nemi Mai Zaɓen Saxony ya ba da ƙwararrun masana ilmin ma'adinai da dama don su koyar da sana'arsu su kuma yi aiki a ma'adanai na Sabuwar Masarautar Granada (wanda yanzu ɓangare ne na Colombia). An aika samari takwas, ciki har da Wiesner.

 Aiki 
A watan Satumba na shekarar 1788, masana ilmin ma'adinai sun isa Cartagena de Indias suka tafi ma'adinan azurfa na Santa Ana kusa da birnin Mariquita, inda Darakta Janar na Ma'adinai, Juan José D'Elhuyart, zai ɗauke su aiki. [1] A wancan lokacin, Baron de Born na Jamus ya gano wata sabuwar hanyar tace karafa tare da aikace-aikacen da ake amfani da su don raba adadin zinare a cikin azurfa. Masanin kimiyyar sinadarai na Spain Faustino D'Elhuyart, ɗan'uwan Juan José, ya yi nazarin wannan hanyar, kamar yadda sabbin masu shigowa suka yi, kuma suka yi amfani da ita a Bogotá Mint. Kafin mutuwar D'elhuyart, Wiesner ya yi aiki tare da shi. A shekarar 1792, Wiesner ya tafi Pamplona, inda aka kafa wani kamfani da ba a san sunansa ba don amfani da ma'adinan azurfa a wannan lardin da kuma ma'adinan zinariya a Girón .

Tafiyar Wiesner ta bar ma'adinan Santa Ana kusan an yi watsi da su, kuma kamar yadda ma'adinan ke samar da ƙarfe ga Bogotá Mint, lokacin da aka rage yawan ma'adinan, an fara ƙera tsabar kuɗi marasa kyau a can, kamar yadda Boussingault ya lura a cikin sanannen Memoirs ɗinsa a 1825. A Girón, an ɗauki zinaren da aka samar a can a matsayin mafi daraja. [ <span title="What law? (November 2023)">ana buƙatar bayani</span> ] Yayin da Wiesner ke aiki a Girón, a ranar 1 ga Yuli, 1802, ya auri Ignacia Arriaga y Quesada. Ma'auratan suna da 'ya'ya tara. (Diego Escobar Díaz, loc. cit., p. 54). Iyalan Wiesner suna ɗaya daga cikin iyalai da yawa na Jamusawa da suka yi ƙaura zuwa Colombia. A ƙarni na 19 da 20, sun kafa kansu a matsayin iyali mai suna a Zipaquirá da kuma a cikin sarakunan Colombia. [ <span title="This claim needs references to reliable sources. (November 2023)">an buƙata ambato</span> ] Zuriyar Wiesner sun yi wa ƙasar hidima a matsayin ministocin gwamnati, lauyoyi, injiniyoyi da likitoci. 

 Duba kuma 

 Gishirin Cathedral na Zipaquirá
 Tafkin Guatavita
 Iyalan Wiesner

 Manazarta