(a) works, buildings and facilities required for
(i) mines, mining operations, mineral exploration or prospecting,
(ii) the treatment or processing of ores or metals, or
(iii) the extraction or treatment of petroleum, natural gas and related hydro-carbons;
(b) houses or townsites;
(c) steam, hydro-electrical or other plants for developing power, or facilities required for transmitting power;
(d) water, sewage or lighting systems; or
(e) transportation, shipping or storage facilities,