U thhe dating of phosphates apatite monazite and xenotime

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Craig, Oxygen isotope evidence against bulk recycled sediment in the mantle sources of Pitcairn Island lavas, Nature, 377 (1995) 138-141.

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Norman, He as a tracer of continental dust - a two million year record of eolian flux to the equatorial western Pacific, Geochim.

It crystallizes in the tetragonal system, forming pyramidal or prismatic crystals; it is isostructural with zircon. It has a hardness of 4–5 on the mineralogical scale and a density of 4,450-4,590 kg/ m.

It occurs in granites and pegmatites in the form of granules or crystals ingrown into feldspar or quartz; it also occurs in alluvial deposits.

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