<prompt> Bhala okuqhubekayo kwalesi sigaba - Wayephethe imibukiso yezimayini nemayini yase-US embukisweni wamazwe omhlaba eParis 1889, eChicago 1893, e-Atlanta 1895, eParis 1900, naseSt.  <response>: . futhi. Wanikeza uchungechunge lwezifundo eziyisishiyagalombili ezithi Amatshe Ayigugu ngesizini yeLowell Institute ka-1894-95. Njengososayensi ohlonishwayo, wayeyilungu le-Mineralogical Society of America, i-American Association for the Advancement of Science, i-New York Academy of Sciences eyake yaba yiphini likamongameli wayo, i-New York Mineralogical Club, i-American Scenic and Historic Preservation Society eyake yaba yiphini likamongameli wayo, i-American Chemical Society, i-American Institute of Mining and Metallurgical Engineers eyake yaba yiphini likamongameli wayo, nezinye izinhlangano eziningi zamasiko, ezesayensi nezemvelo. 