1862 London Exhibition: Catalogue: Class I.: Aberdare Coal Co
From Graces Guide
2. ABERDARE COAL COMPANY, Cardiff Glamorganshire.
Specimens of Aberdare Company's Merthyr steam coal, from the four-feet and nine-feet seams. The coals, raised by this company, and shipped at Cardiff, are used extensively for marine purposes by the English and French Governments, and are entered in the naval contracts of both countries. They are also very largely used, by all the great steam navigation companies in England, and on the Continent.
- Evaporative power 15.852
- Specific gravity 1.323
- Coke 86.8
- Moisture 0.93
- Frangibility Large 86.4
- Frangibility Small 13.6
- Ash 1.99
- Carbon 89.33
- Hydrogen 4.23
- Nitrogen 1.57
- Sulphur 0.67
- Oxygen 1.6