 choputara nkọwa ọ bụla nke ngwá ọrụ na-agbagharị agbagharị, bụ nke a na-ejikarị mee ihe na nkume na-etipịa ụlọ ọrụ maka ụdị nkume na nkume dịka limestone, granite, dolomite, traprock, sandstone, quartz, quartzite, calcareous marl, marble, shell, slate, calcium carbonate, talc, na barite wdg. 