Show for or in lit idla india I in andla diamonds are found in rilla VIM I 1 ail workings v and in the inal gangue or bedrock bed roch so far diamonds di have been found in ill sin both jn tho the upper and lower Vin Vind dhan liyan rocks theio consist of a series of lime stones and ana sandstones cut up tip and much mixed with la of trip trap A species of con duade up of what looks hlo like felted born hornblende blende with embedded iet w bles of jasper serpentine quartz and sandstones is tho the matrix in which aich tho the elamond eJ Ua mond is found when exposed tp ap the action of jho ilia feete A i JA weather ber ai in shallow workings work ingis this tills conglomerate I 1 is of ef a it rusty brown color cud rud very friable so that it can call bo be readily broken and aud bo the gangue washed away leaving tho the pebbles which aro are of a white red blue and green color A load of gangue yields about a quart of pebbles and if from t rom this a carat weight ot diamonds is recovered recovered I the mine is considered worth working overlying the diamond conglomerate are beds of hard sandstones and biales which have to be lie cut through before the diamond gangue is met in ill tiro the deep mines the gangue is extremely hard and tough and of a green blue color it requires months of exposure to tho tile atmosphere mo sphere and frequent sprinklings lings with water before tho the matrix becomes sufficiently friable to obtain tho the pebbles without breaking them all attempts to crush the matrix without destroying tho tile included diamonds have hitherto failed and owing to tho tile long iong delay before the results are known the natives seldom work the conglomerate in fit the rock workings unless it is somewhat decomposed and softened by th the weather eweather the pebbles are about tho tile size of hazelnuts and are generally opaque the presence of groen green is considered a good sign by the native miners mining and engineering |