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66     ADMINISTRATION REPORT OP THE PERSIAN GULP POLITICAL
                         these caves from the trickling of brine, stalactites of various shape and
                         magnitude are formed, yielding snow-white masses of salt of saccharoid
                         description.
                              The salt occurs in four principal forms: 1H, pure white masses
                         easily reduced to granules; 2nd, red masses of stony hardness; 3rd,
                         saccharoid masses from trickling of brine; and 4Ih, translucent and
                         transparent masses of cubical forms. In some of the translucent
                         specimens I found pure crystals of sulphur adhering to or enclosed in
                         the mass.  The granular form is the one of commercial' value. It is
                         generally of a pure white colour. One specimen was of a darkish
                         colour from an admixture of specular iron ore and to a small extent a
                         metallic sulphide (bismuth ?). The red, hard blocks of salt are principally
                         used by the natives for salting fish. Indeed the existence of such an
                         extensive deposit of salt in a district where fishery is carried on to such
                         a large extent seems to be a provision of the Almighty for the benefit of
                         his creatures.
                             The salt is dug out by means of crow-bars. Sometimes during the
                         working of these mines people are buried alive from earth-falls. The
                         mines which yield the present salt are situated about half an hour's
                         walk from the sea-shore; the path leading to them winds between the
                         rocks, and is difficult for the camels. The salt is brought on the beach
                         by the camels, costing about four and a half krans per " JBahar " of 400
                         maunds of nine pounds each, and taking the custom charges at one and
                         a half kran and the cost of quarrying at a dollar, the total cost of the
                         salt on the beach would amount to 2J- dollars per “ Babar." Recently
                         salt of a very good quality is being quarried from the rocks close to
                         the cave described by Mr. W. Johnston, the distance from the beach
                         being only about a hundred yards, so that the cost of carriage is saved
                         to the miners.
                             The salt mines at Harneran are also extensive; they are situated
                         about an hour's walk from the sea-shore. The salt occurs in beds of
                         about four feet thick with intervening layers of earthy material. The
                         salt-beds are hard in consistence, and are broken by means of gun­
                         powder, the masses being subsequently reduced to granules by wooden
                         and iron mallets. Some of the specimens here are of a pale greenish
                         colour from an earth of that tint; this earth exists in isolated deposits
                         and mounds varying from earthy softness to stony hardness, the green
                         tint seeming to depend upon Manganese. The quarrying expenses
                         here are about one dollar per “ Bahar," camel-hire being four and a
                         half krans, and boat-hire to Lingah being three krans, making a total
                         cost of 2$ dollars per u Bahar." Should the vessels demanding salt
                         go to Hameran, boat-hire would be saved to them. No doubt in the
                         working of these mines improved implements of quarrying, improved roads
                         and means of carriage would greatly facilitate the work and reduce
                         labour. Large quantities of salt are exported by native boats to
                         Muskat, whence it is carried by merchant vessels to Bengal, Zanzibar,
                         Mauritius, Batavia, &c., and merchant vessels bringing ricef injar, &C-,
                         to the Gulf, also on their return take a cargo of salt, gene^dly at
                         Lingab. On an average from 25 to 30,000 tons of salt are exported
                         annually from these mines; the best specimens being from the K&U*
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