拉皮德河
Canada
加拿大育空地區的拉皮德河是舉世聞名的藍色天藍石產地,並出產一系列出色的磷酸鹽礦物。
What it is known for
The Rapid Creek–Big Fish River area hosts sky-blue lazulite, gem-clear phosphates, and many rare and type-locality species in ironstone.
What collectors look for
Sharp blue lazulite and the area's rare phosphates are the most sought-after.