quartz vein वाक्य

उदाहरण वाक्य

1. Gold was mined from quartz veins found in the black graphite slate.
2. It occurs in a quartz vein within a diabase-porphyry shear zone.
3. Locally, the greywacke and arenite are cut by quartz veins and are mineralized.
4. The quartz veins are rich in goethite, often pseudomorph after siderite.
5. It occurs in granite pegmatites, in some high-temperature quartz veins, greisens and granites.
6. Pyrite with chalcopyrite and gold occupies quartz veins as blebs and small veins.
7. Hattaway offers glimpses of one of the parks many quartz veins.
8. During this period, a small test pit was sunk into the quartz vein.
9. Wolframite is found in quartz veins and pegmatites associated with intrusives.
10. This west-northwest trending quartz vein is about } } long.