1.   Ores, which are economically workable mineral deposits, are highly concentrated occurrences of useful minerals.

2.   Precision dating of mineral deposits Many mineral deposits are the result of large-scale circulation of hydrothermal fluid in the upper crust.

3.   Rich mineral deposits have been found in the sea bed.

4.   They dig deep in search of mineral deposits to replenish those expended in the last year of growth.

5.   There is, however, the equally important matter of safeguarding mineral deposits.

6.   Mineral undertakers have long-standing powers to obtain rights over land containing mineral deposits.

7.   Around the world, when geologists looked at rocks left by the tropical glaciers, they often also saw unusual mineral deposits of iron and limestone right above them.

8.   A popular day hike on San Miguel is to the caliche forest, which features mineral deposits of sand that stand upright.