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dolerite Definition

dol·er·ite (dälər īt′)

noun

diabase (sense )

Etymology: Fr dolérite < Gr doleros, deceptive < dolos, deceit (for IE base see tale): from its close resemblance to diorite

dolerite Usage Examples

Adjective modifier

  • tertiary-aged: Tertiary-aged dolerite and felsite dikes occur throughout the area and have a strike of NW-SE.
  • Jurassic: It consists of Permian-Triassic sediments, capped by Jurassic dolerite, and generally occurs above about 600m, except in the east.
  • spotted: Most of the studied artifacts are of spotted dolerite, a small number being unspotted dolerite.
  • intrusive: This series contains the great whin sill, an intrusive quartz dolerite, which is one of the interesting features of local geology.

Modifies a noun

  • dike: Throughout the island group basalt and dolerite dikes have eroded to form caves and tunnels above and below the water.
  • sill: The alkali olivine dolerite sill at King's Cross Point.
  • intrusion: Millions of years ago there was a volcanic dolerite intrusion into the overlying rock.
  • plug: An elliptical dolerite plug that was once ths site of a volcano occurs in the southeast side of Carnmoney Hill.
  • stone: From the dolerite stone to the northern edge of excavation, the bowling appears to take shape with a drop in depth of 0.10m.
  • complex: I also undertook a hydrogeological assessment study of dolerite rings complexes near Queenstown, funded by the South African Water Resources Commission.

Noun used with modifier

  • quartz: This series contains the great whin sill, an intrusive quartz dolerite, which is one of the interesting features of local geology.
  • olivine: The alkali olivine dolerite sill at King's Cross Point.
  • alkali: The alkali olivine dolerite sill at King's Cross Point.