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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 2228
Location: Oklahoma



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Posted: Apr 06, 2023 11:00 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Autunite |
Locality: | Daybreak Mine, Mount Kit Carson, Spokane County, Washington, USA |  |
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Dimensions: | 5.1 x 3.5 cm |
Description: |
Fan-like clusters of bladed yellow green autunite crystals. |
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9323 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 2228
Location: Oklahoma



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Posted: Apr 07, 2023 08:58 Post subject: Re: Collection of Michael Shaw |
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Salt brine minerals.
Mineral: | Trona |
Locality: | Owens Lake, Olancha, Owens Valley, Inyo County, California, USA |  |
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Dimensions: | 7.5 x 6.0 x 4.9 cm |
Description: |
An aggregate of pinkish-red trona crystals to 3.5 cm. Trona is a rare carbonate that is usually golden brown. This piece gets its color from the same haloalkaliphilic bacteria that cause the pink color in halite from Searles Lake and this location. Collected in 2022. |
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9256 Time(s) |

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Mineral: | Halite on Trona |
Locality: | Owens Lake, Olancha, Owens Valley, Inyo County, California, USA |  |
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Dimensions: | 7.2 x 6.6 x 2.9 cm |
Description: |
Pale pink cubic halite crystals with hoppered faces on a crystallized plate of darker pink trona. |
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9280 Time(s) |

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Dany Mabillard

Joined: 01 Jul 2019
Posts: 352
Location: Valais



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Posted: Apr 08, 2023 01:32 Post subject: Re: Collection of Michael Shaw |
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As usual beautiful additions to your collection. Have a nice day.
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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 2228
Location: Oklahoma



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Posted: Apr 08, 2023 09:23 Post subject: Re: Collection of Michael Shaw |
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Dany Mabillard wrote: | As usual beautiful additions to your collection. Have a nice day. |
Thank you Dany.
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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 2228
Location: Oklahoma



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Posted: Apr 12, 2023 08:52 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Stilbite (Subgroup) |
Locality: | Commune Diakon, Arrondissement Diakon, Bafoulabé Circle, Kayes Region, Mali |  |
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Dimensions: | 6.0 x 4.9 x 3.5 cm |
Description: |
Yellow stilbite crystals with greenish-black epidote. |
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9073 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 2228
Location: Oklahoma



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Posted: Apr 19, 2023 08:05 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Mimetite |
Locality: | Ojuela Mine, Mapimí, Municipio Mapimí, Durango, Mexico |  |
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Dimensions: | 10.2 x 5.1 x 3.5 cm |
Description: |
Aggregates of olive-green club-shaped crystals on druzy colorless calcite covering a brown gossan matrix. |
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8988 Time(s) |

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Mineral: | Mimetite |
Locality: | Ojuela Mine, Mapimí, Municipio Mapimí, Durango, Mexico |  |
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Dimensions: | 10.2 x 5.1 x 3.5 cm |
Description: |
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8976 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 2228
Location: Oklahoma



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Posted: Apr 23, 2023 09:02 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Quartz |
Locality: | El Hammam Mine, El Hammam, Ait Mimoune, Khémisset Province, Rabat-Salé-Kénitra Region, Morocco |  |
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Dimensions: | 5.9 x 2.9 cm |
Description: |
A parallel growth of doubly-terminated quartz crystals with light pinkish color due to hematite inclusions. |
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8818 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 2228
Location: Oklahoma



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Posted: Apr 25, 2023 08:10 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Enargite |
Locality: | Colquijirca mining district, Pasco Province, Pasco Department, Peru |  |
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Dimensions: | 6.2 x 3.8 x 2.9 cm |
Description: |
Prismatic metallic gray enargite crystals to 2.0 cm with pinacoid terminations and prominent striations. Minor pyrite on bottom. |
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8703 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 2228
Location: Oklahoma



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Posted: Apr 27, 2023 08:39 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Chalcopyrite |
Locality: | Minas da Panasqueira, Aldeia de São Francisco de Assis, Covilhã, Castelo Branco, Cova da Beira, Centro, Portugal |  |
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Dimensions: | 4.3 x 3.8 cm |
Description: |
Metallic brassy-yellow chalcopyrite crystal. |
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8589 Time(s) |

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Mineral: | Chalcopyrite |
Locality: | Minas da Panasqueira, Aldeia de São Francisco de Assis, Covilhã, Castelo Branco, Cova da Beira, Centro, Portugal |  |
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Dimensions: | 4.3 x 3.8 cm |
Description: |
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8585 Time(s) |

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Tobi
Site Admin

Joined: 07 Apr 2009
Posts: 4235
Location: Germany



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Posted: Apr 28, 2023 01:40 Post subject: Re: Collection of Michael Shaw |
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Quite large for a chalcopyrite!
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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 2228
Location: Oklahoma



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Posted: May 05, 2023 09:07 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Sulfur |
Locality: | Maybee Quarry, Maybee, Monroe County, Michigan, USA |  |
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Dimensions: | 4.6 x 4.3 x 3.2 cm |
Description: |
Two intersecting canary-yellow sulfur crystals. The primary crystal is doubly-terminated and measures 4.6 cm in length. |
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8386 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 2228
Location: Oklahoma



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Posted: May 11, 2023 07:50 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Epidote |
Locality: | Knappenwand, Knappenwand area, Untersulzbach Valley, Hohe Tauern, Salzburg, Austria |  |
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Dimensions: | 6.0 x 3.6 x 2.0 cm |
Description: |
A group of lustrous, finely striated prismatic dark green epidote crystals from the classic Austrian locality. |
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8294 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 2228
Location: Oklahoma



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Posted: May 15, 2023 08:43 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Fluorite |
Locality: | Mekhtar, Loralai District, Balochistan (Baluchistan), Pakistan |  |
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Dimensions: | 7.5 x 6.6 x 4.0 cm |
Description: |
Translucent grayish-purple fluorite cubes with a pronounced mosaic texture on the crystal faces. |
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8092 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 2228
Location: Oklahoma



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Posted: May 22, 2023 08:02 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Fluorite, Calcite |
Locality: | Mekhtar, Loralai District, Balochistan (Baluchistan), Pakistan |  |
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Dimensions: | 8.9 x 7.7 x 4.0 cm |
Description: |
Translucent grayish-purple fluorite cubes with a mosaic texture on the crystal faces associated with small colorless scalenohedral calcite crystals. |
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7692 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 2228
Location: Oklahoma



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Posted: May 24, 2023 08:43 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Chalcocite |
Locality: | M'Passa Mines, Mindouli District, Pool Department, Republic of the Congo |  |
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Dimensions: | 3.7 x 2.9 x 2.2 cm |
Description: |
An aggregate of relatively sharp bluish-black pseudo-hexagonal twinned chalcocite crystals. |
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7592 Time(s) |

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