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Michael Shaw
Site Admin
Joined: 30 Apr 2008
Posts: 2228
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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| Viewed: |
9917 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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| Viewed: |
9903 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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| Viewed: |
9901 Time(s) |
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Michael Shaw
Site Admin
Joined: 30 Apr 2008
Posts: 2228
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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| Viewed: |
9866 Time(s) |
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Michael Shaw
Site Admin
Joined: 30 Apr 2008
Posts: 2228
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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| Viewed: |
9794 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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| Viewed: |
9809 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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| Viewed: |
9812 Time(s) |
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Michael Shaw
Site Admin
Joined: 30 Apr 2008
Posts: 2228
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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| Viewed: |
9750 Time(s) |
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Enrique Llorens
Joined: 02 Jun 2011
Posts: 406
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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: 2228
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: 2228
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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| Viewed: |
9549 Time(s) |
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Michael Shaw
Site Admin
Joined: 30 Apr 2008
Posts: 2228
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: |
9459 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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| Viewed: |
9449 Time(s) |
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Michael Shaw
Site Admin
Joined: 30 Apr 2008
Posts: 2228
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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| Viewed: |
9310 Time(s) |
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Michael Shaw
Site Admin
Joined: 30 Apr 2008
Posts: 2228
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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| Viewed: |
9231 Time(s) |
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Tobi
Site Admin
Joined: 07 Apr 2009
Posts: 4235
Location: 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: 2228
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: 2228
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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| Viewed: |
9013 Time(s) |
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Michael Shaw
Site Admin
Joined: 30 Apr 2008
Posts: 2228
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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| Viewed: |
8827 Time(s) |
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Michael Shaw
Site Admin
Joined: 30 Apr 2008
Posts: 2228
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: |
8721 Time(s) |
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