Petralogy. A Treatise on Rocks, Volume 1White, Cochrane, 1800 - Petrology |
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Page v
... Calcareous . 6. The Carbonaceous . The remaining six domains , derived from circumstances or Accidential . accidences , are , 7. The Composite , or Aggregated Rocks , as calcareous spar with schorl , quartz , and garnets , felspar and ...
... Calcareous . 6. The Carbonaceous . The remaining six domains , derived from circumstances or Accidential . accidences , are , 7. The Composite , or Aggregated Rocks , as calcareous spar with schorl , quartz , and garnets , felspar and ...
Page vii
... spar , in which the ingre- dients are the same as in calcareous spar , yet it differs in many properties , not from composition but from modification , the gangart of red clay or gypsum pro- bably imparting a tincture of iron . Chemical ...
... spar , in which the ingre- dients are the same as in calcareous spar , yet it differs in many properties , not from composition but from modification , the gangart of red clay or gypsum pro- bably imparting a tincture of iron . Chemical ...
Page 68
... singular roche de corne , ( basaltin ? ) in thin leaves , with mica , quartz , and felspar . If compact , he says , it would have formed a genuine porphyry . How ? S The same , with nodules of calcareous spar , 68 DOMAIN I. SIDEROUS .
... singular roche de corne , ( basaltin ? ) in thin leaves , with mica , quartz , and felspar . If compact , he says , it would have formed a genuine porphyry . How ? S The same , with nodules of calcareous spar , 68 DOMAIN I. SIDEROUS .
Page 69
John Pinkerton. S The same , with nodules of calcareous spar , from various parts . The same , with red jasper , from Derbyshire , Basaltin , passing in veins through granite , from Norway . With inherent pitchstone , from the Rhine ...
John Pinkerton. S The same , with nodules of calcareous spar , from various parts . The same , with red jasper , from Derbyshire , Basaltin , passing in veins through granite , from Norway . With inherent pitchstone , from the Rhine ...
Page 71
... calcareous spar , zeolite , or a lithomarga , resembling semiopal . Small grains of olivine also occur , and dots of siderite , or perhaps augite . The pillars are used for many useful and ornamental purposes of architecture ; an ...
... calcareous spar , zeolite , or a lithomarga , resembling semiopal . Small grains of olivine also occur , and dots of siderite , or perhaps augite . The pillars are used for many useful and ornamental purposes of architecture ; an ...
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Common terms and phrases
abundant alabaster Alps amianthus ancient appearance argil argillaceous argillite Aspect basalt basaltin beautiful beds belong bricia brown calcareous calcareous spar called cement chalcedony characters chiefly chlorite clay slate colour columns compact composed contains cornéenne crystallised crystals of felspar Dolomieu earth feet felsite felspar ferruginous fracture fragments garnets glutenite gneiss grains granite granular green porphyry greenish grey grunstein gypsum hard hornblende Intrites iron isle jasper kind Kirwan Klaproth laminar lava layers lime limestone Lustre magnesia marble masses mentioned metallic mica mica slate mineral mineralogy mingled mixture MODE Mont mountains nature observed occurs ollite Opake ophite Patrin pebbles petrosilex porphyry present primitive pudding-stone pyrites quarries quartz reddish resembling rock sand sand-stone Sauss Saussure Saxony schistose schistus schorl Scotland serpentine siderite siderous silex siliceous soft sometimes species spots steatite stone STRUCTURE substance summit tains talc texture translucent trap unctuous veins volcanic Werner yellow yellowish