| Sir Charles Lyell - Geology - 1835 - 420 pages
...see. A siliceous rock is one mainly composed of silez. SILICIFIED. Any substance that is petrified or mineralized by siliceous earth. SILT. The more...It is often accumulated by currents in banks. Thus the mouth of a river is silted up when its entrance into the sea is impeded by such accumulation of... | |
| Virginia Geological Survey - Geology - 1836 - 552 pages
...belonging to the earth of flint. Etym., silex, which see. A silicious rock is one mainly composed of silex. Silt. The more comminuted sand, clay, and earth, which...It is often accumulated by currents in banks. Thus the mouth of a river is silted up when its entrance into the sea is impeded by such accumulation of... | |
| Ohio. General Assembly - Geological surveys - 1836 - 174 pages
...name of one of the pure earths which is the base of flint, quartz, and most sands and sand-stones. Silt. "The more comminuted sand, clay and earth, which is transported by running water." Simple Minerals—Are composed of a single mineral substance. Rocka are generally aggregates of several... | |
| Sir Charles Lyell - Geology - 1837 - 568 pages
...see. A siliceous rock is one mainly composed of silex. SILICIFIED. Any substance that is petrified or mineralized by siliceous earth. SILT. The more...running water. It is often accumulated by currents in bonks. Thus the mouth of a river is silted up when its entrance into the sea is impeded by such accumulation... | |
| Michigan. Legislature. House of Representatives - Michigan - 1839 - 910 pages
...earths, which it the base of flint, quartz, and most sands and sandstones. Siliceous. Containing silex. Silt. " The more comminuted sand, clay and earth, which is transported by running water." Simple Mimrals — Are composed of a single mineral substance. Rocks are generally aggregates of several... | |
| Michigan. Legislature - Michigan - 1839 - 910 pages
...earths, which is the base of flint, quartz, and most sands and sandstones. Siliceous. Containing silex. Silt. " The more comminuted sand, clay and earth, which is transported by running water." Simple Minfrah — Are composed of a single mineral substance. Rocks are generally aggregates of several... | |
| Michigan. Legislature - Michigan - 1840 - 632 pages
...which is the base of flint, quartz and most sands and sandstones. Siliceous. Containing silex. Sift. " The more comminuted sand, clay and earth, which is transported by running water." Simple Minerals. Are composed of a single mineral substance. Rocks are generally aggregates of several... | |
| Michigan. Legislature - Administrative agencies - 1841 - 630 pages
...earths which is the base of flint quartz, and most sands and sandstones. Silicious. Containing silex. Silt. " The more comminuted sand, clay and earth, which is transported by running water. Simple Minerals — Are composed of a single mineral substance. Rocks are generally aggregates of several... | |
| William Williams Mather - Geology - 1841 - 310 pages
...name of one of the pure earths which is the base of flint, quartz, and most sands and sand-stones. Silt. " The more comminuted sand, clay and earth, which is transported by running water." Simple Minerals — Are composed of a single mineral substance. Rocks are generally aggregates of several... | |
| Missouri. State geologist, George Clinton Swallow - Geology - 1855 - 496 pages
...the earth silica. Etym., tilex, which see. A Silicions rock is one mainly composed of silex. Sill. The more comminuted sand, clay and earth, which is...It is often accumulated by currents in banks. Thus the mouth of a river is silted up when its entrance into the sea is impeded by such accumulation of... | |
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