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

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1HF-7H3 Chrysocolla Cu_2-xAl_x(H_2-xSi₂O₅)(OH)₄·nH₂O, x < 1 , Bayldonite PbCu₃(AsO₄)₂(OH)₂

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

Field of View: 5 mm

Blue banded chrysocolla with bayldonite.

Copyright: © Steve Rust Photo ID: 1352470 Uploaded by: Steve Rust Approval date: 2024-12-19 View Count: 124 Approval status: Public galleries Type: Photo - 4200 x 3226 pixels (13.5 Mpix)

9UC-YF0 Chrysocolla Cu_2-xAl_x(H_2-xSi₂O₅)(OH)₄·nH₂O, x < 1 , Parnauite Cu₉(AsO₄)₂(SO₄)(OH)₁₀·7H₂O , Alunite Group A_0.5-1 B₃[SO₄]₂(OH)₆ , Goethite Fe³⁺O(OH)

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

Field of View: 3 mm

White-very pale blue platy of Al-free chrysocolla maybe a replacement of parnauite. Some green parnauite is still apparent on the specimen with a yellow brown Pb,Fe alunite group mineral and goethite matrix. Analysed EDX specimen.

Copyright: © Steve Rust Photo ID: 1654041 Uploaded by: Steve Rust Approval date: 2026-02-10 View Count: 80 Approval status: Public galleries Type: Photo - 2048 x 1480 pixels (3.0 Mpix)

5F7-LA7 Chrysocolla Cu_2-xAl_x(H_2-xSi₂O₅)(OH)₄·nH₂O, x < 1

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

Field of View: 6 mm

Copyright: © Richard De Nul Photo ID: 951583 Uploaded by: Richard De Nul Approval date: 2019-04-24 View Count: 138 Approval status: Public galleries Type: Photo - 1400 x 1051 pixels (1.5 Mpix)

HNX-96N Chrysocolla Cu_2-xAl_x(H_2-xSi₂O₅)(OH)₄·nH₂O, x < 1 , Malachite Cu₂(CO₃)(OH)₂ , Goethite Fe³⁺O(OH)

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

Field of View: 2 mm

Chrysocolla after native copper with sprays of malachite crystals.

Copyright: © Steve Rust Photo ID: 1489982 Uploaded by: Steve Rust Approval date: 2025-05-07 View Count: 76 Approval status: Public galleries Type: Photo - 2932 x 2179 pixels (6.4 Mpix)

K0K-69C Chrysocolla Cu_2-xAl_x(H_2-xSi₂O₅)(OH)₄·nH₂O, x < 1

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

Field of View: 3 mm

Blue botryoidal cavity filling, the green coating on the chrysocolla is probably cornubite.

Copyright: © Steve Rust Photo ID: 1331094 Uploaded by: Steve Rust Approval date: 2024-12-19 View Count: 112 Approval status: Public galleries Type: Photo - 3604 x 2943 pixels (10.6 Mpix)

9RR-HK1 Chrysocolla Cu_2-xAl_x(H_2-xSi₂O₅)(OH)₄·nH₂O, x < 1

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

Field of View: 6 mm

Pale blue chrysocolla with mimetite, bayldonite & beudantite also present.

10 ZS DMap stack, Canon 1100D, 28mm reversed Tokina lens + 56mm ext. tube.

Copyright: © J. I. G. Roland Photo ID: 716016 Uploaded by: Jay I. G. Roland Approval date: 2015-11-13 View Count: 240 Approval status: Public galleries Type: Photo - 4272 x 2848 pixels (12.2 Mpix)

7JP-VRH Chrysocolla Cu_2-xAl_x(H_2-xSi₂O₅)(OH)₄·nH₂O, x < 1 , Goethite Fe³⁺O(OH)

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

Field of View: 2 mm

Chrysocolla casts/epimorphs after cuprite. Steve Burchmore specimen.

Copyright: © Steve Rust Photo ID: 1412852 Uploaded by: Steve Rust Approval date: 2024-11-20 View Count: 33 Approval status: Public galleries Type: Photo - 3165 x 2184 pixels (6.9 Mpix)

YVP-653 Parnauite Cu₉(AsO₄)₂(SO₄)(OH)₁₀·7H₂O , Chrysocolla Cu_2-xAl_x(H_2-xSi₂O₅)(OH)₄·nH₂O, x < 1

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

Field of View: 5 mm

Associated glassy green Chrysocolla.

Photo ID: 1347222 Uploaded by: Steve Rust Approval date: 2024-01-19 View Count: 137 Approval status: Public galleries Type: Photo - 4400 x 3067 pixels (13.5 Mpix)

E0D-FVU Pseudomalachite Cu₅(PO₄)₂(OH)₄ , Chrysocolla Cu_2-xAl_x(H_2-xSi₂O₅)(OH)₄·nH₂O, x < 1

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

Field of View: 1.25 mm

Copyright: © Steve Rust Photo ID: 1148983 Uploaded by: Steve Rust Approval date: 2021-06-18 View Count: 66 Approval status: Public galleries Type: Photo - 5428 x 3898 pixels (21.2 Mpix)

6JL-CFG Malachite Cu₂(CO₃)(OH)₂ , Chrysocolla Cu_2-xAl_x(H_2-xSi₂O₅)(OH)₄·nH₂O, x < 1 , Goethite Fe³⁺O(OH)

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

Field of View: 2.5 mm

Malachite and chrysocolla after native copper.

Copyright: © Steve Rust Photo ID: 1489976 Uploaded by: Steve Rust Approval date: 2025-05-07 View Count: 59 Approval status: Public galleries Type: Photo - 3275 x 2085 pixels (6.8 Mpix)

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

1HF-7H3Chrysocolla Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O, x < 1 , Bayldonite PbCu3(AsO4)2(OH)2

9UC-YF0Chrysocolla Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O, x < 1 , Parnauite Cu9(AsO4)2(SO4)(OH)10·7H2O , Alunite Group A0.5-1 B3[SO4]2(OH)6 , Goethite Fe3+O(OH)

5F7-LA7Chrysocolla Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O, x < 1

HNX-96NChrysocolla Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O, x < 1 , Malachite Cu2(CO3)(OH)2 , Goethite Fe3+O(OH)

K0K-69CChrysocolla Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O, x < 1

9RR-HK1Chrysocolla Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O, x < 1

7JP-VRHChrysocolla Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O, x < 1 , Goethite Fe3+O(OH)

YVP-653Parnauite Cu9(AsO4)2(SO4)(OH)10·7H2O , Chrysocolla Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O, x < 1

E0D-FVUPseudomalachite Cu5(PO4)2(OH)4 , Chrysocolla Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O, x < 1

6JL-CFGMalachite Cu2(CO3)(OH)2 , Chrysocolla Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O, x < 1 , Goethite Fe3+O(OH)