Zoned purple cubes of fluorite.
Tourmaline, Wheal Remfry, Cornwall
Pale blue to green to darker brown tourmaline crystals, exact species unknown. Dravite and schorl are both listed in Mindat, along with “tourmaline”. Steve Rust notes that many of the…
Topaz, Rutile, Wheal Remfry, Cornwall
Lustrous colourless topaz with black rutile.
Fluorite, Kaolinite, Wheal Remfry, Cornwall
Purple cubes with small trisoctahedron(?) modified corners, and some curved edges. Some crystals are also contacted showing lighter colour towards the centre of the crystals. The fluorite fluoresces a bluish-purple,…
Anatase, Quartz, Wheal Remfry China Clay Pit, Cornwall
Tiny sharp dark anatase crystals with colourless quartz crystals.
Wheal Remfry China Clay Pit, Fraddon, Cornwall
Abridged version of an article originally published in the Monthly Mineral Chronicles volume 5, number 10. Kaolin, or ‘China Clay’ as it is commonly called, is a hydrated aluminium silicate…