Fitoir tub Diamond Fields. J. II. Kilcy, Kaq., correspondent of the Aha California and consul-general of ! tho Diamond Republic of South Afri-: Afri-: ca to tho United States, to which j position he was appointed by l'rcsidont Brant, w now stopping at the Amcri- can Hotel at rout-- for San Francisco. He has recently returned from the diamond Gelds of Southern Atrica, : having traveled moro than -2S,0UU miles I sinco April last. While at the diamond j digyins Mr. liiley tricxl his hand for a ! few days at tho work of sifting the gravel containing the preotous stones, which resulted in an average profit of over i?JO per day. He has with him a number of line diamonds of his own finding, with rare specimens of onyx, emerald, moss agate and other precious stones. The formation in which the diamonds arc found is precisely similar to that of the richest gold fields of Calitbrnia, and Mr. Kilcy is thcreforo of the opinion that the diamond and its companion gems will yet be found in the gold producing soil of this mountain moun-tain region ajid the Pacific slope. This gentleman is engaged in writing an elaborate work on tho diamond fields of Southern Africa, whicli will be finely illustrated and published by the American Ameri-can publishing company, of Hartford, Ct. Mr. Riley speaks in high terms of tho climate and natural resources of that portion of the Afric.in continent which he has visited, and believes that it will have an important future.