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marl    
n. 泥灰,泥灰土,土
vt. 撒泥灰土

泥灰,泥灰土,土撒泥灰土

marl
n 1: a loose and crumbling earthy deposit consisting mainly of
calcite or dolomite; used as a fertilizer for soils
deficient in lime

Greensand \Green"sand`\ (-s[a^]nd`), n. (Geol.)
A variety of sandstone, usually imperfectly consolidated,
consisting largely of glauconite, a silicate of iron and
potash of a green color, mixed with sand and a trace of
phosphate of lime.
[1913 Webster]

Note: [hand]Greensand is often called {marl}, because it is a
useful fertilizer. The greensand beds of the American
Cretaceous belong mostly to the Upper Cretaceous.
[1913 Webster]


Marl \Marl\, v. t. [imp. & p. p. {Marled}; p. pr. & vb. n.
{Marling}.] [Cf. F. marner. See {Marl}, n.]
To overspread or manure with marl; as, to marl a field.
[1913 Webster]


Marl \Marl\, v. t. [See {Marline}.] (Naut.)
To cover, as part of a rope, with marline, marking a pecular
hitch at each turn to prevent unwinding.
[1913 Webster]

{Marling spike}. (Naut.) See under {Marline}.
[1913 Webster]


Marl \Marl\, n. [OF. marle, F. marne, LL. margila, dim. of L.
marga marl. Originally a Celtic word, according to Pliny,
xvii. 7: "Quod genus terrae Galli et Britanni margam vocant."
[root]274.]
A mixed earthy substance, consisting of carbonate of lime,
clay, and sand, in very variable proportions, and accordingly
designated as calcareous, clayey, or sandy. See {Greensand}.
[1913 Webster]


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  • Marl - Wikipedia
    Marl is an earthy material rich in carbonate minerals, clays, and silt When hardened into rock, this becomes marlstone It is formed in marine or freshwater environments, often through the activities of algae
  • Marl - Geology is the Way
    Marls are sedimentary rocks with mixed composition, consisting in part of carbonate sediment (carbonate ooze) and in part of fine-grained siliciclastic sediment (clay and silt)
  • Marl | Sedimentary Rock, Calcium Carbonate Clay | Britannica
    Marl, old term used to refer to an earthy mixture of fine-grained minerals The term was applied to a great variety of sediments and rocks with a considerable range of composition
  • MARL Definition Meaning - Merriam-Webster
    The meaning of MARL is a loose or crumbling earthy deposit (as of sand, silt, or clay) that contains a substantial amount of calcium carbonate
  • Marl: Mineral information, data and localities. - mindat. org
    Marl is usually pale grey or white; it can be formed under marine or more commonly freshwater conditions A calcium-carbonate rich mud containing variable amounts of clays and silt
  • Marl | Properties, Composition, Formation, Uses - Geology Science
    If the new rock contains predominantly clay and calcium carbonate, it is called marl The most common use for marl is as a fertilizer for soils that are deficient in calcium carbonate (lime)
  • MARL Definition Meaning | Dictionary. com
    MARL definition: a friable earthy deposit consisting of clay and calcium carbonate, used especially as a fertilizer for soils deficient in lime See examples of marl used in a sentence
  • Marl - Simple English Wikipedia, the free encyclopedia
    Marl is an earthy material rich in carbonate minerals, clays, and silt When hardened into rock, it becomes marlstone It is created in marine or freshwater environments Usually it is found through the activities of algae Marl makes up the lower part of the cliffs of Dover
  • Marl - Wikiwand
    Marl is an earthy material rich in carbonate minerals, clays, and silt When hardened into rock, this becomes marlstone It is formed in marine or freshwater environments, often through the activities of algae
  • Mississippi Animal Rescue League - AdoptaPet. com
    MARL is an “open admission” shelter- that means we accept every animal that comes in the door One of our key goals is to find loving homes for all animals in our facility As an “open admission” shelter, we take in on an average of 50-60 animals a day and many more in the spring and summer





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