- Ontario, to
irregular veins and
disseminations ****ociated with
granitic to
dioritic intrusives as in the
porphyry copper deposits of
Broken Hill, the American...
-
plutonic rocks are
classified by
where they fall in the QAPF diagram.
Dioritic and
gabbroic rocks are
further distinguished by
whether the plagioclase...
-
Anhydrite has been
found in some
igneous rocks, for
example in the
intrusive dioritic pluton of El Teniente,
Chile and in
trachyandesite pumice erupted by El...
-
Breccia (pseudotachylite),
footwall breccia,
radial and
concentric quartz dioritic breccia ****s (polymict
impact melt breccias), and the
discontinuous sub...
- tuffs, with
minor shales and siltstones. Gold
mineralization occurred with
dioritic and
gabbroic intrusions, and
basaltic to
andesitic lavas,
including the...
-
lavas and
basaltic agglomerates. It is
intruded by gabbroic, diabasic, and
dioritic rocks. The Cretaceous–Tertiary
basin is made up of five
formations of mainly...
- The
mineral formed during the
oxidation environment within komatiite to
dioritic bodies containing sulfide minerals. Warr, L.N. (2021). "IMA–CNMNC approved...
-
stratigraphically as well as radiometrically. Most of the
intrusive rocks are
dioritic in composition,
although alkali rocks also occur. In the
Central Cordillera...
-
classification of the rock type. Low-silica
igneous rocks are
further divided into
dioritic rocks having sodium-rich
plagioclase (An<50) and
gabbroic rocks having...
-
volcanic and
plutonic rocks of the
Punta del
Cobre Formation and the "
Dioritic Complex," respectively. The
controversial nature of the
Dominga mine project...