Encyclopædia Britannica: Or, A Dictionary of Arts, Sciences, and Miscellaneous Literature, 11. köide,2. osaColin Macfarquhar, George Gleig A. Bell and C. Macfarquhar, 1797 |
From inside the book
Results 1-3 of 88
Page 443
... Some quickfilver is poured into it , together with a propor- tional quantity of fmall bits of the native metal or ore ; after which they are triturated with an iron pettle . By this violent trituration , the gold and filver combine with ...
... Some quickfilver is poured into it , together with a propor- tional quantity of fmall bits of the native metal or ore ; after which they are triturated with an iron pettle . By this violent trituration , the gold and filver combine with ...
Page 468
... Some authors advise the addition of a calcareous earth to fulphureous ores during the roafting , that the fulphur may be abforbed by this earth when con- verted into quicklime . But we may observe , that the quicklime cannot absorb the ...
... Some authors advise the addition of a calcareous earth to fulphureous ores during the roafting , that the fulphur may be abforbed by this earth when con- verted into quicklime . But we may observe , that the quicklime cannot absorb the ...
Page 735
... some days , and moves by afcending and de- fcending altenately . It is of a cylindrical figure , twice as long as broad , the intestines in the fore - part tranfparent , but opaque in the binder part . Some- times it is observed ...
... some days , and moves by afcending and de- fcending altenately . It is of a cylindrical figure , twice as long as broad , the intestines in the fore - part tranfparent , but opaque in the binder part . Some- times it is observed ...
Common terms and phrases
alfo alſo animalcule antimony appear arfenic becauſe body brafs cafe calcination called caufe cauſe colour confequence confiderable confifts copper Cortes diftinct diſcovered diſtance divifions earth exiftence exiſtence extenfion faid fame fays fcrew fecond feems feen fenfation fenfe fent feparated feven feveral fhall fhould fide filver fimilar fimple fingle firft firſt fituation fize flider fmall folar folid fome fomething fometimes foon fore ftate ftill ftones fubftance fubject fuch fufficient fufion fulphur fuppofe furnace fyftem glafs himſelf ideas impoffible inches inftance inftrument iron itſelf kind laft lefs likewife litharge magnifier matter meaſure metals Mexicans Mexico micrometer microſcope mind moft Montezuma moſt motion muft muſt nature neceffary obferved object occafion paffing pelvis perceive perception perfon philofophers poffible pofition prefent purpoſe pyrites quantity reafon refemblance refpect reft ſmall ſome ſpace Spaniards thefe themſelves theſe thing thofe thoſe tion tube uſed uterus veffel