diorite


Also found in: Dictionary, Acronyms, Encyclopedia, Wikipedia.
Related to diorite: gabbro, andesite, Quartz diorite
  • noun

Words related to diorite

a granular crystalline intrusive rock

Related Words

References in periodicals archive ?
ZELDD 05 (AZ 115A; -60) cut through propylitic altered diorite from top to bottom (0-131.
Most of the northeastern and southern parts of the Dickie Brook pluton consist of medium-grained gabbro to quartz gabbro and quartz diorite (Fig.
Xanadu's Managing Director, George Lloyd, said "The latest drilling results open-up Diorite Hill's potential and we see indications of similar gold-rich porphyry mineralisation at several other prospects.
Stephen, la diorite quartzite de Calais, le granite de Baring et la diorite du mont Elliott.
A 150 metre mineralised strike length has now been outlined at Undaunted and the deposit remains open at depth, with tightly folded mineralised diorites in the area showing strong similarities to Focus' Countess underground operation nearby.
On y distingue quatre groupes en fonction de leur compusition : ceux a base de gabbro (deux plutons), de diorite - granodiorite (17 plutons), de granodiorite - monzogranite (huit plutons) et de syenogranite - monzogranite (sept plutons).
Drilling at the Diorite Prospect has only tested a relatively small part of the strongly mineralised Oyut Uln Intrusive Complex (OUIC).
On Reindeer Lake plutons range in composition from diorite to granite, although quartz diorites, tonalites and granodiorites predominate.
The zone has seen very limited exploration but mineralization appears to be associated with a diorite stock.
Further channel sampling was done in four trenches (TK-15 to TK-18) which cut across the "manto" horizon immediately above fresh diorite near the eastern edge of the grid.
From 97m to 104m depth oxidized and strongly mineralized hydrothermal quartz-breccia and diorite porphyry was intersected underlain by a weakly mineralized, late-mineral diorite dyke to a depth of 211m.
15 g/t gold, with 1m at 17 g/t gold, with the mineralisation in a quartz diorite intrusion.
The stronger mineralization is commonly related to altered diorite or hornfels in structural-intrusive contact zones.
The mineralization is concentrated in veins, veinlets and stockworks in hornfels and diorite.
Mineralization at Dreadnought occurs within two zones, the northwest and southeast, of albitized, stockworked and sulphidized diorite hosted within amphibolite grade basalts.