hornblendic การใช้
ประโยค
- In the eastern Sudbury area the rock is highly crystalline hornblendic gneiss, which apparently dips at a rather low angle toward the southeast.
- It was previously named the Hornblendic welded tuff and dated 15.83 ?0.44-14.22 ?0.33 million years ago; a younger date of 13.52 ?0.12 million years ago has been obtained on it.
- Extensive gold development took place across the entire Precambrian greenstone belt in the late 1860s to early 1870s, and again in the 1930s until World War II . Lode deposits occur primarily in strike-trending shear zones within metagreywacke and hornblendic orthoamphibolites, and placer operations have developed at various times along most streams downstream from these shear structures.
คำอื่น ๆ
- "horn speaker" การใช้
- "horn spoon" การใช้
- "horn throat" การใช้
- "horn-button" การใช้
- "horn-shaped" การใช้
- "hornbeak" การใช้
- "hornbeam" การใช้
- "hornbill" การใช้
- "hornbills" การใช้
- "hornblende" การใช้
- "hornbook" การใช้
- "horne" การใช้
- "horned" การใช้
- "horned asp" การใช้
- "horned chameleon" การใช้
- "horned dinosaur" การใช้
- "horned lark" การใช้
- "horned larks" การใช้
- "horned lizard" การใช้