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Extremely iron-rich olivine is rare, but is present in some nepheline syenite. Other minerals common in minor amounts include sodium-rich pyroxene, biotite.
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∙ 9y ago
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What is the luster of Nepheline syenite?
the hardness would be like a 25
What color rock is syenite?
Igneous Rock
Is trachyte intrusive or extrusive?
Trachyite is the extrusive equivalent of syenite.
What type of luster does olivine have?
Olivine is 6.5-7 on the Mohs scale of mineral hardness.
How much gabbro is in olivine?
Olivine does not contain Gabbro. Gabbro can contain olivine. Usually no more than a few percent.
What is the luster of Nepheline syenite?
the hardness would be like a 25
Is syenite granitic?
Syenite is not granitic. Quartz is one of the main minerals found in granitic rock. Syenite contains little or no quartz, but otherwise has the same general composition as granite.
Where can syenite be found?
Syenite is not a common rock, some of the more important occurrences being in new-england, arkansas, montana, new-york(syenite gneiss), switzerland, germany, and norway
What has the author Charles Jacob Koenig written?
Charles Jacob Koenig has written: 'Literature abstracts of ceramic applications of nepheline syenite' -- subject(s): Bibliography, Nepheline syenite, Syenite, Ceramics
What is the mineral composition of syenite?
silicates
How is syenite formed?
It's found inside the Earth.
What color rock is syenite?
Igneous Rock
What is the cleave of olivine?
Olivine fractures.
Is trachyte intrusive or extrusive?
Trachyite is the extrusive equivalent of syenite.
What type of luster does olivine have?
Olivine is 6.5-7 on the Mohs scale of mineral hardness.
How do you get to the olivine lighthouse from the olivine port?
Its not at the port
Where is the olivine city harbor?
Olivine city
