Grey clay shale:
Mineral grey; silver grey; stone grey; slate grey.
Black Earth Colours
Carbon:
Graphite; blacklead; plumbago; iron black.
Clay shale:
Black chalk; slate black; Spanish black; Spanish chalk; oil black; Schiste noir; Noir d’Espagne.
INDEX
- Alabaster. See [Gypsum].
- Alumina, silicate of, [21], [22]
- Aluminium-potassium silicate, [21]
- Alum sludge, [32]
- ——, artificial ochre from, [148]
- ——, ferric oxide pigments from, [164–167]
- Ammonium salts, artificial ochre from, [145], [146]
- Anhydrite, [19]
- Anthracolite, [13]
- Arragonite, [13]
- Asphaltum, [37], [38].
- See also [Bitumen].
- ——, brown, [174], [175]
- Augite, [179]
- Azurite, [33]
- Ball Mills, [55–56]
- Barium carbonate, [20]
- —— sulphate.
- See [Barytes].
- Barytes, [19], [20], [119–122]
- ——, artificial, [133]
- ——, correcting colour of, [121]
- ——, detecting, in white lead, [120]
- ——, low covering power of, [121]
- Black chalk, [38]
- —— earth colours, [185–196]
- —— ——, trade names of, [202]
- —— earths, [6], [38–39]
- —— schist, [38]
- Bitumen, [174], [175]
- Blanc fixe, [19]
- Blue earth colours, [183–184]
- —— ——, trade names of, [202]
- —— earths, [4], [33–36]
- Bole, [31], [32], [152–154]
- Bone breccia, [13]
- Brown coal, pigments from, [175]
- —— earth colours, [168–175]
- —— ——, trade names of, [200]
- —— earths, [5], [36–38]
- Calcareous marl, [110], [111]
- —— tuff, [12]
- Calcining, [81]
- —— Ferric oxide, [161–164]
- —— furnaces.
- See [Furnaces].
- —— lime, [88–90]
- —— ochre, [132–136]
- Calcite, [11], [12], [14], [15]
- Calcium carbonate, [12], [14], [15], [16]
- —— ——, action of acids on, [15]
- —— hydroxide, [16]
- —— sulphate.
- See [Gypsum].
- Calc sinter, [12]
- —— spar.
- See [Calcite].
- Caledonian brown, [36]
- Cappagh brown, [36]
- Caput mortuum. See [Colcothar].
- Carbon brown, [37]
- —— in limestone, [16]
- Cassel brown, [37], [38], [174]
- Celadon green. See [Green earth].
- Chalk, [13]
- ——, black, [194–196]
- ——, colour of, [103]
- ——, correcting colour of, [104], [105], [106]
- ——, covering power of, [106]
- ——, grinding, [101]
- ——, impurities in, [103], [104]
- ——, precipitated, [107–109]
- ——, preparation and properties of, [98–106]
- Classification of earth colours, [4–8]
- Clay, [21–23]
- Clay, formation of, [113]
- ——, impurities in, [114–119]
- —— in ochre, [128]
- ——, levigating, [114–117]
- Colcothar, [160], [161], [162]
- Cologne earth, [173], [174]
- Commercial nomenclature of earth colours, [197–202]
- Crushers and Breakers, [43–45]
- Crushing, [77–80]
- —— machinery, [43–60]
- Disintegrators, [58–60]
- Distemper, weatherproof, [94]
- Dolomite, [18]
- Draining and Drying, [66–77]
- Drying appliances, [73–77]
- Dyestuffs for improving earth colours, [85]
- Edge runners, [48–55]
- English red, [160]
- Ferric hydroxide in ochre, [128–132]
- —— oxide, artificial ochre from, [143–144]
- —— —— as by-product, [30]
- —— ——, burnt, [158–164]
- —— ——, calcining, [161–164]
- —— —— in lime, detection of, [91]
- —— ——, native, as pigment, [154]
- —— —— pigments from alum sludge, [164–167]
- —— ——, range of colours, [29]
- —— —— shading, [28]
- —— ——, violet shades from, [164]
- Ferrous sulphate, artificial ochre from, [139–143], [146–148]
- Filter-cloths, cleaning, [72]
- Filter-presses, [70–73]
- Furnaces, calcining, [158], [162], [163], [166]
- Granulator, [43]
- Graphite, [38], [39], [185–194]
- —— as a lubricant, [194]
- —— as anticorrosive, [194]
- Graphite in the manufacture of lead pencils, [191–193]
- —— for crucibles, [193]
- ——, refining, [189–192]
- Green earth, [176–180]
- —— ——, artificial, [180]
- —— ——, improving, [178]
- —— —— colours, [176–184]
- —— ——, trade names of, [201]
- —— earths, [5]
- Grey earth colours, trade names of, [202]
- Grey earths, [38]
- Gypsum, [18], [19], [111], [112]
- Heavy spar. See [Barytes].
- Hematite, [155]
- ——, brown, [23], [30], [31]
- ——, red, [28], [30]
- Hydro-extractor, [66–70]
- Improving earth colours, [84], [85]
- Indian red, [29], [160]
- Iron cream, [29]
- —— glance, [154]
- —— in limestone, [17]
- —— ore, bog, [25], [31]
- —— ——, micaceous, [28]
- Ironstone, brown, [23], [24], [25]
- ——, clay, [24]
- ——, red, [28–30]
- Kaolin, [21], [22], [112–119]
- Lazulite, [183]
- Lemnos earth. See [Bole].
- Levigation, [60–65]
- Lime, absorption of carbon dioxide by, [93]
- ——, action of, on casein, [94]
- ——, ——, on colours, [93], [98]
- ——, calcining, [88–90]
- ——, caustic, preparation of, [87–94]
- ——, double compound of oxide and carbonate, [93]
- —— from mussel shells, [98]
- ——, impurities in, [91], [92]
- —— in clay, [22]
- —— ——, eliminating, [117–119]
- —— in ochre, [129]
- Lime in the preparation of artificial ochre, [140–144]
- ——, moulding, [96–98]
- ——, quick, [16]
- ——, slaked, [16]
- Limestone, [11–18]
- ——, suitability of, for colour-making, [92]
- Limonite, [25]
- Magnesia, carbonate of, [123], [124]
- —— in lime, [91]
- —— in limestone, [17]
- Magnesium silicate, [21]
- Malachite, [35]
- —— blue, [183]
- Marble, [11], [14], [15]
- Minerals, testing for suitability as pigments, [172]
- Mine sludge, [32]
- Mixing earth colours, [81–84]
- Moulding, [85], [86]
- Mountain chalk, [12]
- —— milk, [12]
- Muffle, burning ochre in the, [158–160]
- Muriacite, [19]
- Muschelkalk, [13]
- Ochre, [24], [25], [26]
- ——, blue.
- See [Vivianite].
- ——, calcining, [132–136]
- ——, English, [138]
- ——, green, [180]
- ——, pit, [148–150]
- ——, Roman, [137], [138]
- ——, Siena, [137], [138]
- ——, testing, [130–132]
- ——, toning with chalk, [144]
- ——, toning with clay, [144]
- ——, vitriol, [146–148]
- Ochres, [128–150]
- ——, artificial, [138–146]
- —— as by-products, [146–150]
- ——, burnt, [158–164]
- —— from various deposits, [136–138]
- ——, Italian, [137], [138]
- Oolithic limestone, [13]
- Organic matter in lime, [91]
- Pastel crayons, [126]
- Pearl white, [94]
- Permanent white, [19], [122]
- Pipeclay. See [Kaolin].
- Preparation of colour earths, [40–86]
- Pulverisers, [56–58]
- Raddle, [29], [155–158]
- ——, impurities in, [156]
- ——, testing, [157]
- Raw materials for earth colours, [8–39]
- Red earth colours, [151–167]
- —— ——, trade names of, [200]
- Red earths, [4], [27–33]
- Sampling raw earths, [9]
- Selenite, [18]
- Shading pigments with permanent white, [19]
- Siena, Terra di, [25], [26], [27], [168–170]
- ——, ——. See also [Italian ochre].
- Siderosilicate, [171]
- Sifting, [77–80]
- Soapstone, [20], [21].
- See also [Steatite].
- Spanish brown, [174]
- Sprudelstein, [15]
- Steatite, [20], [21], [125], [126]
- Stamps, [45–48]
- Talc, [20], [21], [124], [125]
- Terra sigillata. See [Bole].
- Testing purity of raw earths, [10]
- Trade names of earth colours, [197–202]
- Ultramarine, [33]
- Umber, [36], [170–174]
- ——, Cologne, [173], [174]
- ——, true, [170–173]
- Vandyke Brown, [38], [174]
- Vermilion, [151]
- Verona earth. See [Green earth].
- Vienna white, [95–98]
- Vivianite, [33], [34], [184]
- White earth colours, [87–126]
- White earth, trade names of, [111], [198], [199]
- White earths, [4]
- White raw materials and pigmentary earths, [11–23]
- Witherite, [20]
- Working earth colour deposits, [9]
- Yellow earth colours, [127–150]
- —— ——, trade names of, [100]
- Yellow earth, [150]
- Yellow earths, [4], [23–27]
Printed in Great Britain by Richard Clay & Sons, Limited,
paris garden, stamford st., s.e., and bungay, suffolk.