Minerals from Smelters...................Updated 13 January 2026..........Cornwall & Devon Smelters
3168 BROCHANTITE - Boiling Well Smelter, Upton Towans, Gwinear, Cornwall, England Small to tiny green Brochantite crystals in cavities in smelter slag 50p £1.00 1 2
3169 BROCHANTITE & CONNELLITE - Boiling Well Smelter, Upton Towans, Gwinear, Cornwall, England Small green Brochantite crystals with small blue spheres and/or acicular needles of Connellite in cavities in smelter slag SOLD OUT .
3170 BROCHANTITE, CUPRITE & LINARITE - Boiling Well Smelter, Upton Towans, Gwinear, Cornwall, England Small green Brochantite crystals with tiny ruby red cubic Cuprite crystals and small blue Linarite crystals in cavities in smelter slag SOLD OUT .
3171 CHALCOTRICHITE - Boiling Well Smelter, Upton Towans, Gwinear, Cornwall, England Very minute reddish Chalcotrichite in a cavity in smelter slag SOLD OUT .
3172 CONNELLITE - Boiling Well Smelter, Upton Towans, Gwinear, Cornwall, England Small blue spheres and/or acicular needles of Connellite in cavities in smelter slag SOLD OUT .
3173 CONNELLITE & MALACHITE - Boiling Well Smelter, Upton Towans, Gwinear, Cornwall, England Small blue spheres and/or acicular needles of Connellite with spheres of bright green velvety Malachite in cavities in smelter slag SOLD OUT .
3174 COPPER - Boiling Well Smelter, Upton Towans, Gwinear, Cornwall, England Bright Copper embedded in smelter slag matrix 50p 2
3175 CUPRITE - Boiling Well Smelter, Upton Towans, Gwinear, Cornwall, England Small to tiny ruby red cubic Cuprite crystals +/- bits and pieces of metallic Copper in cavities in smelter slag SOLD OUT .
3176 CUPRITE & BROCHANTITE - Boiling Well Smelter, Upton Towans, Gwinear, Cornwall, England Small ruby red cubic Cuprite crystals with green Brochantite in cavities in smelter slag SOLD OUT .
3177 CUPRITE, COPPER & ANGLESITE - Boiling Well Smelter, Upton Towans, Gwinear, Cornwall, England Small to tiny ruby red cubic Cuprite crystals with pieces of metallic Copper and tiny colourless Anglesite crystals in cavities in smelter slag SOLD OUT .
3178 CUPRITE & GRAPHITE - Boiling Well Smelter, Upton Towans, Gwinear, Cornwall, England Tiny ruby red cubic Cuprite crystals with shiny black Graphite flakes on smelter slag SOLD OUT .
Northern England Smelters
3179 BROCHANTITE - Bonsor Low Smelter, Coniston, Cumberland, England Small to tiny green Brochantite crystals in cavities in smelter slag SOLD OUT .
3180 BROCHANTITE & CONNELLITE - Stoneycroft Smelter, Braithwaite, Cumberland, England Small green Brochantite crystals with small blue spheres and/or acicular needles of Connellite in cavities in smelter slag SOLD OUT .
3181 CONNELLITE - Stoneycroft Smelter, Braithwaite, Cumberland, England Small blue spheres and/or acicular needles of Connellite in cavities in smelter slag SOLD OUT .
3182 CUPRITE - Bonsor Low Smelter, Coniston, Cumberland, England Small to tiny ruby red cubic Cuprite crystals +/- bits and pieces of metallic Copper in cavities in smelter slag SOLD OUT .
3183 CUPRITE - Stoneycroft Smelter, Braithwaite, Cumberland, England Tiny red cubic Cuprite crystals in cavities in smelter slag £1.00 1
3184 CUPRITE, BROCHANTITE & MALACHITE - Bonsor Low Smelter, Coniston, Cumberland, England Small to tiny ruby red cubic Cuprite crystals with small to tiny green Brochantite crystals and tiny green Malachite spheres in cavities in smelter slag SOLD OUT .
3185 LANGITE - Bonsor Low Smelter, Coniston, Cumberland, England Small blue Langite crystals in cavities in smelter slag SOLD OUT .
3186 LINARITE - Bonsor Low Smelter, Coniston, Cumberland, England Small dark blue Linarite crystals in a cavity in smelter slag SOLD OUT .
3187 LINARITE - Stoneycroft Smelter, Braithwaite, Cumberland, England Small sprays of deep blue Linarite crystals plus some bluish Chrysocolla in cavities in smelter slag SOLD OUT .
3188 LINARITE & BROCHANTITE - Bonsor Low Smelter, Coniston, Cumberland, England Spray of small dark blue Linarite crystals with small green Brochantite crystals in a cavity in smelter slag SOLD OUT .
3189 SPANGOLITE - Stoneycroft Smelter, Braithwaite, Cumberland, England Small bluish-green Spangolite crystals in a cavity in smelter slag SOLD OUT .
Scottish and Welsh Smelters
3190 SERPIERITE - Meadowfoot Smelter, Wanlockhead, Dumfriesshire, Scotland Sprays of sky blue acicular Serpierite crystals in cavities in smelter slag. Ex David Hardman collection #8667 SOLD OUT .
Worldwide Smelter Localities
3191 LAVENDULAN - Hilarion Mine, Lavrion, Greece Small blue spheres of Lavendualn on smelter slag. Ex David Hardman collection #7607 SOLD OUT .
Thumbnails
3192 WUSTITE & LAURIONITE - Par Lead Smelter, Par/Tywardreath, Cornwall, England Black "christmas trees" of Wustite crystals with tiny white Laurionite crystals in cavities in smelter slag SOLD OUT .
3193 CUPRITE - Stoneycroft Smelter, Braithwaite, Cumberland, England Small red cubic Cuprite crystals with carbonized wood fragments in cavities in smelter slag SOLD OUT .
3194 LAURIONITE - Kalopigado (Vromopoussi), Lavrion, Greece Thin tabular colourless Laurionite crystals in a cavity in smelter slag £1.50p 1
Manmade, Elements
3195 JULIENITE - Manmade Deep blue Julienite crystals in a small plastic container £2.00 1
3196 MULLITE - Manmade Small glassy looking piece of Mullite, Fluoresces white in SW UV SOLD OUT .
2718 BISMUTH - Manmade Aggregates of shiny silvery Bismuth crystals, not the usual irridescent material, unusual SOLD OUT .
2718 BISMUTH (TN) - Manmade Not the usual shape but still interesting SOLD OUT .