Transactions . (^iiarryiii^ at tlie Chrysutile Aabostos Mints. Chrysotilf \<rinonf I S \. Asliostris IilxTizinf; Tlau. .\. 1. at tin- Plant of tin- LuinUT andA^ImhIoh Conipany. (hryHotilc. Nrrniont Xew England Asbestos Deposits—Richardson 113 Varieties oj Fibre.—1st. The cross-fibre, which is of thegreatest commercial importance, occurs in distinct veins andextends from wall to wall of the serpentine. The centre of thefibre is marked by a film of magnetite or chromite, from whichthe chrysotile grows exogenously into the walls of the measurements have proven in
Transactions . (^iiarryiii^ at tlie Chrysutile Aabostos Mints. Chrysotilf \<rinonf I S \. Asliostris IilxTizinf; Tlau. .\. 1. at tin- Plant of tin- LuinUT andA^ImhIoh Conipany. (hryHotilc. Nrrniont Xew England Asbestos Deposits—Richardson 113 Varieties oj Fibre.—1st. The cross-fibre, which is of thegreatest commercial importance, occurs in distinct veins andextends from wall to wall of the serpentine. The centre of thefibre is marked by a film of magnetite or chromite, from whichthe chrysotile grows exogenously into the walls of the measurements have proven in several cases two-thirdsserpentine and one-third fibre. These fibres vary from a fractionof an inch to two inches in length. 2nd. The Slip-fibre. This occurs parallel with the fractureplanes produced by the crushing and shearing of the rocks inthe process of mountain building. Such sheared or shaley ser-pentine often cairies more fibre than the cross-fibre rock; but itis not not of so great commercial significance. 3rd. Mass-fibre. As the name implies it does not occur invei
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Keywords: ., book, bookcentury1800, booksubjectmineralindustries, bookyear1895
