 | Sir Charles Lyell - 1835 - 420 pages
...STRATA. A series of sedimentary rocks, with characters which distinguish them from two other great series of strata, — the secondary and primary, which lie...TESTACEA. Molluscous animals, having a shelly covering. Etym., testa, a shell, such as snails, whelks, oysters, &c. THERMO-ELECTRICITY. Electricity developed... | |
 | Sir Charles Lyell - 1834 - 420 pages
...STRATA. A series of sedimentary rocks, with characters which distinguish them from two other great series of strata, — the secondary and primary, which lie...TESTACEA. Molluscous animals, having a shelly covering. Etym., testat a shell, such as snails, whelks, oysters, &c. THERMO-ELECTRICITY. Electricity developed... | |
 | Sir Charles Lyell - 1834 - 422 pages
...sedimentary rocks, with characters which distinguish them from two other great series of strata,—the secondary and primary, which lie beneath them. TESTACEA. Molluscous animals, having a shelly covering. Etym., testa, a shell, such as snails, whelks, oysters, &c. THERMO-ELECTRICITY. Electricity developed... | |
 | Ohio. General Assembly - 1836 - 174 pages
...out. Strata which diminish in thickness until they disappear,are said to thin out. Trap—Trappean Rocks. Ancient volcanic rocks, composed of feldspar,...greenstone, amygdaloid and dolerite, are trap rocks. Tufa Calcareotu. "A. porous rock, deposited by calcareous waters on exposure to air, and usually containing... | |
 | Virginia Geological Survey - 1836 - 552 pages
...Strata. A series of sedimentary rocks, with characters which distinguish them from two other great series of strata, — the secondary and primary, which lie...Testacea. Molluscous animals, having a shelly covering. Elym., testa, a shell, such as snails, whelks, oysters, &c. Tliin out. When a stratum, in the course... | |
 | Michigan. Legislature - 1839 - 584 pages
..." A series of sedimentary rocks, with characters which distinguish them from two other great series of strata — the secondary and primary — which...thickness until they disappear, are said to thin out. Trap — Trappcan Rocks. Ancient volcanic rocks, composed of feldspar, hornblende and angite. Basalt, greenstone,... | |
 | Michigan. Legislature. House of Representatives - 1839 - 910 pages
..." A series of sedimentary rocks, with characters which distinguish them from two other great series of strata — the secondary and primary — which...which diminish in thickness until they disappear, arc said to thin out. Trap — Trappean rocks. Ancient volcanic rocks, composed ot feldspar, hornblende... | |
 | Michigan. Legislature - 1839 - 910 pages
..." A series of sedimentary rocks, with characters which distinguish them from two other great series of strata — the secondary and primary — which lie beneath them." Testacea. " Molluscous animal's, having a shelly covering." Tepid. Warm. Thermal. Hot. Thin out. Strata which diminish in... | |
 | Michigan. Legislature - 1840 - 604 pages
...series of strata — the secondary and primary — which lie beneath them." Tf.stacea. " Moluscous animals, having a shelly covering." Tepid. Warm. Thermal....thickness until they disappear, are said to thin out. Topography. The description or delineation of the varieties of surface, and whatever else relates to... | |
 | Michigan. Legislature. House of Representatives - 1840 - 618 pages
...great series of strata — the secondary and primary — which lie beneath them." Testacea. " Moluscous animals, having a shelly covering." Tepid. Warm. Thermal....thickness until they disappear, are said to thin out. Topography. The description or delineation of the varieties of surface, and whatever else relates to... | |
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Tepid. Warm. Thermal. Hot. Thin out. Strata which diminish in thickness until they disappear, are said to thin out. 
