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Limestone

Slaked lime is quicklime combined with water; this hydrated lime is then sized to meet customer specifications.

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Metamorphic Rock

Metamorphic rock is one of the 3 major classes of rock comprising the Earth's crust, the others being SEDIMENTARY and IGNEOUS ROCKS. Metamorphic rock has been transformed, while in the solid state, by pressure, temperature and deformation.

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Midnight Sun

Midnight Sun In the Arctic in the summer, the sun shines all night long. Robert W. SERVICE had this in mind when he used the phrase in his ballad "The Cremation of Sam McGee" (1907). The expression "land of the

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Cnidaria

Cnidaria, phylum of multicellular, radially symmetrical invertebrates (eg, hydroids, jellyfish, sea anemones, corals) dating to late Precambrian era (630-570 million years ago).

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Minnow

Many people refer wrongly to any small fish as a minnow. Properly, minnows are small to large freshwater fish of class Actinopterygii, order Cypriniformes, family Cyprinidae.

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Milkweed

Milkweed is the common name for perennial, herbaceous plants of genus Asclepias, family Asclepiadaceae (from Greek physician Asclepius).

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Mollusc

The mollusc is a soft-bodied, usually shelled invertebrate belonging to one of the largest animal phyla (Mollusca) with some 100 000 living and about 35 000 fossil species.

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Magpie

Magpie is a common name for birds of several genera in the crow family. Some 20 species are known worldwide; however, only the black-billed magpie (Pica hudsonia) is found in Canada.

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Mistletoe

Mistletoe family, Loranthaceae, includes about 30 genera and over 1000 species. It is predominantly tropical but has members in temperate regions.

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Murre

The term murre refers to 2 species, common murre (Uria aalge) and thick-billed murre (U. lomvia), the largest extant members of the auk family.

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Sucker

Sucker, freshwater fishes of the family Catostomidae, and closely related to minnows.

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Molluscan Resources

Although Canada's coastline is extensive and contains many diverse molluscan species, the resource is economically relatively small. In 1995 nearly 200 000 t valued at $114.5 million were taken.

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Mink

The American mink (Mustela vison) is a small, amphibious weasel inhabiting wetlands throughout Canada, excluding the tundra, and abundant on the BC seashore.

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Metallurgy

Metallurgy is the art, science and technology of turning metals and alloys (i.e., materials consisting of two or more metals) into forms suitable for practical use.

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Moth

Moths are distinguished from butterflies by having threadlike or feathery antennae. Most are nocturnal. They vary in size from adults of some leaf miners with wings spreading little more than 3 mm to the Asian atlas moth, spreading 20 cm.

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Mussel

The mussel is a bivalve (hinged shell) mollusc of either the marine order Mytiloida or the freshwater superfamily Unionacea.

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Mycorrhizae

Associations between PLANT roots and FUNGI are mycorrhizae and are thought to occur on roots of 95% of all SEED PLANTS. They are probably essential to the survival in nature of both partners. The plant derives an enhanced ability to absorb essential minerals and greater resistance to root diseases.