Pindale Quarry, Bradwell, Derbyshire Dales District, Derbyshire, England, UK

Dimensions: 40 mm x 34 mm x 18 mm

Cockscomb baryte intergrown with fluorite cubes. The fluorite crystals show colour zoning with a distinct inner purple layer.

Copyright: © Andrew Lawton 2024 Photo ID: 1360049 Uploaded by: Andy Lawton Upload date: 2024-03-14 View Count: 13 Status: Public galleries Type: Photo - 2048×1639 (3.4 Mpix)

P0T-XTT Galena PbS , Fluorite CaF₂

Blackdene Mine, Ireshopeburn, Stanhope, County Durham, England, UK

Field of View: 55 mm

Cuboctahedra of galena intergrown with pale lilac fluorite cubes.

Copyright: © Andrew Lawton 2024 Photo ID: 1360041 Uploaded by: Andy Lawton Upload date: 2024-03-14 View Count: 5 Status: Public galleries Type: Photo - 2048×1365 (2.8 Mpix)

YMR-9HK Calcite CaCO₃

Riber mine, Matlock, Derbyshire Dales District, Derbyshire, England, UK

Dimensions: 35 mm x 30 mm x 20 mm

Calcite scalenohedra twinned on {0001} with sulphide inclusions.

Copyright: © Andrew Lawton 2024 Photo ID: 1360040 Uploaded by: Andy Lawton Upload date: 2024-03-14 View Count: 10 Status: Public galleries Type: Photo - 2048×1365 (2.8 Mpix)

LXG-YYP Mimetite Pb₅(AsO₄)₃Cl

Wheal Unity, St Day, Gwennap, Cornwall, England, UK

Field of View: 40 mm

Colour zoned in shades of brown, prisms of mimetite terminated by the pinacoid. Having consulted with various experienced UK collectors, the associated green microcrystalline mineral is probably brochantite.

Copyright: © Andrew Lawton 2024 Photo ID: 1359258 Uploaded by: Andy Lawton Upload date: 2024-03-11 View Count: 21 Status: Public galleries Type: Photo - 2048×1365 (2.8 Mpix)

XUF-6AF Copper Cu , Cuprite Cu₂O

Geevor Mine, Pendeen, St Just, Cornwall, England, UK

Dimensions: 40 mm x 20 mm x 20 mm

Sheets of native copper with a thin patina of cuprite from the Levant section of Geevor mine.

Apparently from a batch collected by the late Richard Barstow when he worked as a sampler at Geevor mine in the 1970's.

Copyright: © Andrew Lawton 2024 Photo ID: 1356823 Uploaded by: Andy Lawton Upload date: 2024-02-29 View Count: 17 Status: Public galleries Type: Photo - 2048×1365 (2.8 Mpix)

7GD-J1T Phosgenite Pb₂CO₃Cl₂

Wheal Penrose, Porthleven, Cornwall, England, UK

Dimensions: 50 mm x 45 mm x 10 mm
Field of View: 45 mm

A shard of iron stained quartz with a rich coating of pale brown mm size phosgenite crystals.

Copyright: © Andrew Lawton 2024 Photo ID: 1356822 Uploaded by: Andy Lawton Upload date: 2024-02-29 View Count: 18 Status: Public galleries Type: Photo - 2048×1365 (2.8 Mpix)

EMX-N78 Hemimorphite Zn₄Si₂O₇(OH)₂·H₂O

Arthurton West Open Pit, Longstone Edge, Great Longstone, Derbyshire Dales District, Derbyshire, England, UK

Dimensions: 60 mm x 40 mm x 40 mm
Field of View: 35 mm

Globular aggregates of hemimorphite crystals in a pocket in fluorite. Collected from a boulder pile at the edge of the openpit.

Copyright: © Andrew Lawton 2024 Photo ID: 1356820 Uploaded by: Andy Lawton Upload date: 2024-02-29 View Count: 13 Status: Public galleries Type: Photo - 2048×1365 (2.8 Mpix)

DMJ-R1C Mimetite Pb₅(AsO₄)₃Cl , Pyromorphite Pb₅(PO₄)₃Cl , Mottramite PbCu(VO₄)(OH)

Mottram St Andrew, Cheshire, England, UK

Field of View: 20 mm

Sandstone coated with black mottramite & spherules of intergrown mimetite & pyromorphite. From the Grange's shaft occurrence.

7KD-T58 Calcite CaCO₃

Bonsall Moor Quarry, Bonsall Moor, Bonsall, Derbyshire Dales District, Derbyshire, England, UK

Dimensions: 40 mm x 38 mm x 22 mm

An "axe head" calcite twin from the 1981 find.

RV9-GJT Bayldonite PbCu₃(AsO₄)₂(OH)₂

Penberthy Croft Mine, St Hilary, Cornwall, England, UK

Field of View: 50 mm

A botryoidal coating of bayldonite on vein quartz. From Daw's shaft.

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