itacolumite
/it-uh-kol-yuh-mahyt/US // ˌɪt əˈkɒl yəˌmaɪt //UK // (ˌɪtəˈkɒljʊˌmaɪt) //
钛白石,钛白粉,板蓝根石,板蓝根
Definitions
n.名词 noun
- 1
- : a sandstone consisting of interlocking quartz grains and mica scales, found principally in Brazil and North Carolina, and noted for its flexibility in thin slabs.
Examples
Some authorities hold that the diamond has been formed in certain quartz veins which traverse the itacolumite.
Itacolumite is yellow or pale-brown, and splits readily into thin flat slabs.
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