Cornubite
Origin: Majuba Hill mine, Pershing Co., Nevada, U.S.A.
Sample size: 5 x 3 x 2 cm, botryoidal crust
Origin: Farbište, Lubietová, Banská Bystrica, Banskobystrický Kraj, Czech
Republic
Sample size: 3 x 2 x 2 cm
This specimen of iron stained rhyolite hosts sprays of inky blue
clinoclase crystals to 3 mm in length. The grassy green crusts are
cornubite.
Origin: Majuba Hill Mine, Pershing County, Nevada, U.S.A.
Ex-Mike Groben Collection
Sample size: 8.4 x 5.5 x 2.3 cm
John Veevaert, Trinity Mineral Co
Origin: Croft Gothal mine, St Hilary, Cornwall, England, UK
Sample size: Microphoto, area 10mm x 15mm, xrd confirmed
Owner: Steve Rust
Origin: Penberthy Croft mine, St Hilary, Cornwall, England, UK
Picture size: 6 mm
Owner: Steve Rust
Lime green cornubite balls with dark green
cornwallite crystals in matrix
Origin: Arkaroola, SA, Australia
Sample size: thumbnail
Origin: Arkaroola, South Australia, Australia
Sample size: unknown
Sample owner: Steve Sorrell