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Michael Shaw
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Joined: 30 Apr 2008
Posts: 1936
Location: Oklahoma



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Posted: Feb 16, 2023 10:51 Post subject: Re: Collection of Michael Shaw |
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A few minerals from locations seldom seen on the market; the first specimen from a country rarely seen as a source of mineral specimens.
Mineral: | 'Stilbite' |
Locality: | Butha-Buthe District, Leshoto |  |
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Dimensions: | 4.1 x 3.5 cm |
Description: |
An aggregate of pearly-lustered pale pink stilbite crystals. |
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3612 Time(s) |

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Mineral: | Baryte |
Locality: | Brukkaros Complex, Berseba, Keetmanshoop District, ǁKaras Region, Namibia |  |
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Dimensions: | 6.5 x 4.5 cm |
Description: |
Creamy white, blocky barite crystals. |
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3613 Time(s) |

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Mineral: | Barite |
Locality: | Brukkaros Complex, Berseba, Keetmanshoop District, ǁKaras Region, Namibia |  |
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Dimensions: | 5.3 x 5.0 cm |
Description: |
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3612 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 1936
Location: Oklahoma



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Posted: Feb 17, 2023 14:21 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Charoite |
Locality: | Chara and Tokko rivers confluence, Macizo Murunskii, Murunskii Massif, Sakha Republic (Yakutia), Russia |  |
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Dimensions: | 10.0 x 9.6 cm |
Description: |
Reminiscent of an impressionist painting, this polished slab features rich purple to white charoite fibers with embedded yellow-brown steacyite. |
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3562 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 1936
Location: Oklahoma



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Posted: Feb 20, 2023 15:08 Post subject: Re: Collection of Michael Shaw - Gypsum |
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An often underappreciated mineral.
Mineral: | Gypsum |
Locality: | Polkowice-Sieroszowice mining area, Sieroszowice, Gmina Radwanice, Polkowice, Lower Silesian Voivodeship, Poland |  |
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Dimensions: | 7.3 x 6.4 x 3.7 cm |
Description: |
Prismatic gypsum crystals to 2.3 cm in length tinted black by an unknown mineral. |
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3500 Time(s) |

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Mineral: | Gypsum |
Locality: | Kerhonkson, Ulster County, New York, USA |  |
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Dimensions: | 5.2 x 1.7 x 1.2 cm |
Description: |
Doubly-terminated transparent colorless gypsum crystal with hoppered terminations and clay/mud inclusions. |
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3502 Time(s) |

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Mineral: | Gypsum |
Locality: | Gant, Székesfehérvár District, Fejér, Hungary |  |
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Dimensions: | 5.2 x 1.8 cm |
Description: |
A textbook colorless gypsum crystal with a few small accessory crystals attached. |
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3502 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 1936
Location: Oklahoma



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Posted: Feb 23, 2023 09:47 Post subject: Re: Collection of Michael Shaw - Natrolite |
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Mineral: | Natrolite |
Locality: | Tighiste (Tirrhist), Imilchil area, Anti-Atlas, Er Rachidia Province, Drâa-Tafilalet Region, Morocco |  |
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Dimensions: | 6.5 x 4.0 cm |
Description: |
Starburst sprays of colorless natrolite crystals. Collected in 2022. |
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3453 Time(s) |

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Enrique Llorens

Joined: 02 Jun 2011
Posts: 374



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Posted: Feb 23, 2023 12:35 Post subject: Re: Collection of Michael Shaw |
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Very nice natrolite Michael
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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 1936
Location: Oklahoma



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Posted: Feb 23, 2023 16:12 Post subject: Re: Collection of Michael Shaw |
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Enrique Llorens wrote: | Very nice natrolite Michael |
Thank you Enrique. The new Moroccan natrolites were on the top of my list to acquire in Tucson this year. I'm very pleased to have found one that I could add to the collection.
Michael
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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 1936
Location: Oklahoma



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Posted: Feb 26, 2023 10:13 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Goethite |
Locality: | Montreal Mine, Montreal, Gogebic Iron Range, Iron County, Wisconsin, USA |  |
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Dimensions: | 10.5 x 6.6 cm |
Description: |
Compact needles of golden-brown goethite with a chatoyant luster. |
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3266 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 1936
Location: Oklahoma



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Posted: Mar 01, 2023 09:09 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Celestine on Sulfur |
Locality: | La Grasta Mine, Delia, Caltanissetta Province, Sicily, Italy |  |
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Dimensions: | 13.3 x 10.2 x 4.7 cm |
Description: |
White celestine crystals hosting a 2nd generation of colorless transparent celestine crystals with bright yellow sulfur on the reverse side. |
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Viewed: |
3156 Time(s) |

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Mineral: | Celestine on Sulfur |
Dimensions: | 13.3 x 10.2 x 4.7 cm |
Description: |
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3158 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 1936
Location: Oklahoma



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Posted: Mar 03, 2023 11:56 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Siderite on Quartz |
Locality: | Muzo mining district, Western Emerald Belt, Boyacá Department, Colombia |  |
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Dimensions: | 3.1 x 1.9 cm |
Description: |
Rhombic siderite crystals to 1.1 cm on a transparent quartz crystal. |
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3027 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 1936
Location: Oklahoma



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Posted: Mar 05, 2023 09:40 Post subject: Re: Collection of Michael Shaw - Wulfenite |
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A New Mexico classic.
Mineral: | Wulfenite |
Locality: | Stevenson-Bennett Mine, Organ Mountains, Organ District, Dońa Ana County, New Mexico, USA |  |
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Dimensions: | 2.6 x 1.5 cm |
Description: |
Thin blades of butterscotch-yellow wulfenite with a peculiar rounded habit. |
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2943 Time(s) |

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Tobi
Site Admin

Joined: 07 Apr 2009
Posts: 4018
Location: Good Old Germany



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Posted: Mar 07, 2023 03:54 Post subject: Re: Collection of Michael Shaw |
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A splendid wulfenite, Michael, I love it!
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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 1936
Location: Oklahoma



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Posted: Mar 07, 2023 09:05 Post subject: Re: Collection of Michael Shaw |
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Thanks Tobi, I was thrilled to be able to acquire a wulfenite from this location. I have been on the lookout for several years now.
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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 1936
Location: Oklahoma



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Posted: Mar 10, 2023 09:47 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Mordenite and Heulandite |
Locality: | Rat's Nest Claim, Challis, Bay Horse District, Custer County, Idaho, USA |  |
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Dimensions: | 5.8 x 5.3 x 3.6 cm |
Description: |
A divergent group of finely acicular white mordenite crystals hosting two compound crystals of salmon-pink heulandite. Collected by John Cornish in April/May of 2022. |
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2719 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 1936
Location: Oklahoma



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Posted: Mar 18, 2023 08:34 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Chalcopyrite |
Locality: | Banská tiavnica (Schemnitz), Banská tiavnica District, Banská Bystrica Region, Slovak Republic |  |
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Dimensions: | 8.7 x 6.7 x 3.5 cm |
Description: |
Brassy-yellow disphenoidal chalcopyrite crystals to 1.5 cm scattered over small quartz crystals on a matrix of galena, quartz, and chalcopyrite. |
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2543 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 1936
Location: Oklahoma



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Posted: Mar 20, 2023 09:01 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Baryte |
Locality: | Kálvária Hill, Csolnok, Komárom-Esztergom, Hungary |  |
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Dimensions: | 12.0 x 8.0 x 5.8 cm |
Description: |
An aggregate of silky-lustered blocky brown barite crystals to 4.7 cm. |
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Viewed: |
2413 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 1936
Location: Oklahoma



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Posted: Mar 23, 2023 08:25 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Dolomite and Calcite |
Locality: | Sainte-Clotilde-de-Châteauguay Quarry, Sainte-Clotilde-de-Châteauguay, Les Jardins-de-Napierville RCM, Montérégie, Québec, Canada |  |
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Dimensions: | 5.6 x 4.1 x 2.4 cm |
Description: |
Curved, pearly pink dolomite rhombs with several yellow calcite crystals. Several small transparent quartz crystals are present on the underside. |
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2276 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 1936
Location: Oklahoma



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Posted: Mar 25, 2023 09:54 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Malachite after Azurite |
Locality: | Mount Painter, Arkaroola Wilderness Sanctuary, Northern Flinders Ranges, Flinders Ranges, South Australia, Australia |  |
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Dimensions: | 2.8 x 2.3 cm |
Description: |
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2150 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 1936
Location: Oklahoma



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Posted: Mar 28, 2023 08:34 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Topaz |
Locality: | Agnus Dei Claim, Cameron Cone, Crystal Park, El Paso County, Colorado, USA |  |
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Dimensions: | 2.6 x 2.0 cm |
Description: |
An etched transparent crystal of sherry-colored topaz. |
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Viewed: |
1965 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 1936
Location: Oklahoma



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Posted: Mar 29, 2023 08:29 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Mesolite |
Locality: | Upper Ritter Quarry, Ritter, Grant County, Oregon, USA |  |
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Dimensions: | 2.5 x 2.0 cm |
Description: |
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Viewed: |
1856 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 1936
Location: Oklahoma



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Posted: Mar 31, 2023 09:11 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Siderite |
Locality: | Minas da Panasqueira, Aldeia de Săo Francisco de Assis, Covilhă, Castelo Branco, Cova da Beira, Centro, Portugal |  |
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Dimensions: | 12.3 x 5.1 x 3.1 cm |
Description: |
Rosettes of light brown siderite to 1.5 cm composed of stacked lenticular crystals with dark green clinochlore covering the underside. |
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Viewed: |
1737 Time(s) |

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Mineral: | Siderite and Clinochlore |
Locality: | Minas da Panasqueira, Aldeia de Săo Francisco de Assis, Covilhă, Castelo Branco, Cova da Beira, Centro, Portugal |  |
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Dimensions: | 12.3 x 5.1 x 3.1 cm |
Description: |
Underside showing dark green clinochlore crystals. |
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Viewed: |
1732 Time(s) |

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