spallingn.

/ˈspɔːlɪŋ/

Forms: Also spauling, spawling.

Etymology: < spall v.¹

1. The action of breaking ore into small pieces, or of dressing stones, etc., with the hammer.

ΘΚΠ

society > occupation and work > industry > mining > [noun] > excavating or dressing ore > dressing ore > specific methods or minerals

spalling1758

tozing1789

concentration1835

trunking1838

concentrating1872

all-sliming1905

stampage1910

sliming1920

1758 W. Borlase Nat. Hist. Cornwall 203 The best is broken small with hammers, which they call Spalling.

1778 W. Pryce Mineralogia Cornubiensis 193 Raising, spaling, and dividing, o. 8. o.

1855 J. R. Leifchild Cornwall: Mines & Miners 268 The whole processes of spalling, buddling, jigging.

1875 R. R. Brash Eccl. Archit. Ireland 79 The masonry is..of large-sized blocks, fitted without spawling.

1884 C. G. W. Lock Workshop Receipts 3rd Ser. 50/1 Cleaning is commenced by separating the large from the small stuff, for ‘spalling’.

attributive.1871 W. Morgans Man. Mining Tools 67 The ‘spalling hammer’ is used for breaking up lumps of orey mineral for sorting before crushing and stamping.1874 J. H. Collins Princ. Metal Mining (1875) xvii. 107 The result of the spalling process is the production of a pile of best ore, a pile of seconds,..and a pile of ‘deads’.

2. The process of chipping or splitting off.

ΘΚΠ

the world > relative properties > wholeness > mutual relation of parts to whole > separation > separation or detachment > [noun] > breaking off > chipping or splitting off > losing pieces by

chipping1419

spalling1842

spallation1971

1842 Civil Engineer & Architect's Jrnl. 5 363/1 I noticed a splintering, or spalling off, of the stones supporting the feet of some of the arches.

1874 E. H. Knight Amer. Mech. Dict. I. 370/2 In order to prevent the brick from spalling.

This entry has not yet been fully updated (first published 1913; most recently modified version published online December 2021).

单词	spalling
释义	spallingn. /ˈspɔːlɪŋ/ Forms: Also spauling, spawling. Etymology: < spall v.¹ 1. The action of breaking ore into small pieces, or of dressing stones, etc., with the hammer. ΘΚΠ society > occupation and work > industry > mining > [noun] > excavating or dressing ore > dressing ore > specific methods or minerals spalling1758 tozing1789 concentration1835 trunking1838 concentrating1872 all-sliming1905 stampage1910 sliming1920 1758 W. Borlase Nat. Hist. Cornwall 203 The best is broken small with hammers, which they call Spalling. 1778 W. Pryce Mineralogia Cornubiensis 193 Raising, spaling, and dividing, o. 8. o. 1855 J. R. Leifchild Cornwall: Mines & Miners 268 The whole processes of spalling, buddling, jigging. 1875 R. R. Brash Eccl. Archit. Ireland 79 The masonry is..of large-sized blocks, fitted without spawling. 1884 C. G. W. Lock Workshop Receipts 3rd Ser. 50/1 Cleaning is commenced by separating the large from the small stuff, for ‘spalling’. attributive.1871 W. Morgans Man. Mining Tools 67 The ‘spalling hammer’ is used for breaking up lumps of orey mineral for sorting before crushing and stamping.1874 J. H. Collins Princ. Metal Mining (1875) xvii. 107 The result of the spalling process is the production of a pile of best ore, a pile of seconds,..and a pile of ‘deads’. 2. The process of chipping or splitting off. ΘΚΠ the world > relative properties > wholeness > mutual relation of parts to whole > separation > separation or detachment > [noun] > breaking off > chipping or splitting off > losing pieces by chipping1419 spalling1842 spallation1971 1842 Civil Engineer & Architect's Jrnl. 5 363/1 I noticed a splintering, or spalling off, of the stones supporting the feet of some of the arches. 1874 E. H. Knight Amer. Mech. Dict. I. 370/2 In order to prevent the brick from spalling. This entry has not yet been fully updated (first published 1913; most recently modified version published online December 2021). < n.1758
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