Purple dyed Quartz geode Dickite is an aluminium silicate

Dickite is an aluminium silicate hydroxide clay mineral belonging to the kaolin group

Rock formation: vanadinite forms as a secondary mineral in the oxidized weathered zones or ore bearing ore deposits (often replacing minerals like galena)

1cmWeight-172gYou will receive the item in the photo

8cm x 1cmSize-4

Creedite is a rare complex calcium aluminium Sulfate fluoride-hydroxide mineral

Purple dyed Quartz geode Dickite is an aluminium silicatePurple dyed Quartz geode from Western Sahara Morocco Size 7. 1cm x 7. 5cm x 4. 1cm Weight 284g You will receive the item in the photo A dyed Quartz geode is hollow rock nodule lined with inward growing quartz crystals that has been artificially coloured. Mineral class: silicate Crystal system: Trigonal Rock formation: Geodes are secondary formations originating inside volcanic or sedimentary rocks. Over millions of years silica rich hydrothermal