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Michael Shaw
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Joined: 30 Apr 2008
Posts: 2249
Location: Oklahoma



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Posted: Dec 10, 2018 09:50 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Barite |
Locality: | Flagstaff Mountain, Northport, Northport District, Stevens County, Washington, USA |  |
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Dimensions: | 2.8 x 4.5 cm |
Description: |
An intergrown group of blocky, creamy white to pale yellow barite crystals from another seldom seen locality. |
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21473 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 2249
Location: Oklahoma



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Posted: Dec 12, 2018 09:43 Post subject: Re: Collection of Michael Shaw |
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Another barite.
Mineral: | Barite |
Locality: | San Diego Mine, vein volcán, Santa Bárbara, Municipio Santa Bárbara, Chihuahua, Mexico |  |
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Dimensions: | 5.9 x 8.3 cm |
Description: |
A plate of glassy colorless to pale yellow chisel-shaped crystals to 1.8 cm. |
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21394 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 2249
Location: Oklahoma



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Posted: Dec 16, 2018 10:56 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Smithsonite |
Locality: | Berg Aukas, Grootfontein District, Otjozondjupa Region, Namibia |  |
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Dimensions: | 4.5 x 6.0 cm |
Description: |
An unusual smithsonite consisting of rounded scalenohedrons with numerous "scales" on each face with deep translucent amber color and milky to clear tips. |
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21236 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 2249
Location: Oklahoma



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Posted: Dec 18, 2018 14:49 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Fluorite |
Locality: | Rogerley Mine, Frosterley, Weardale, North Pennines Orefield, County Durham, England / United Kingdom |  |
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Dimensions: | 2.5 x 2.8 cm |
Description: |
A gemmy penetration twinned fluorite. |
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21180 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 2249
Location: Oklahoma



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Posted: Dec 23, 2018 12:44 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Calcite |
Locality: | Sokolovskoe Mine (Sokolovskiy Mine), Rudny, Kostanay Region, Kazakhstan |  |
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Dimensions: | 2.8 x 3.0 cm |
Description: |
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21057 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 2249
Location: Oklahoma



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Posted: Dec 26, 2018 11:40 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Calcite |
Locality: | Dalen-Kjørholt Mine, Kjørholt, Brevik, Porsgrunn, Telemark, Østlandet, Norway |  |
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Dimensions: | 4.1 x 4.9 cm. |
Description: |
Amber-colored calcite scalenohedron with mosaic-textured faces hosting two smaller sidecar crystals. |
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20843 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 2249
Location: Oklahoma



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Posted: Dec 29, 2018 12:07 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Rhodochrosite |
Locality: | Trepča Complex, Trepča Valley, Kosovska Mitrovica, Kosovska Mitrovica District, Kosovo |  |
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Dimensions: | 4.7 x 7.8 cm |
Description: |
Spherical aggregates of light pink rhodochrosite associated with bright silver arsenopyrite and small quartz crystals on massive pyrite. |
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20779 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 2249
Location: Oklahoma



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Posted: Dec 31, 2018 13:51 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Stibnite |
Locality: | San Martín Mine, San Martín, San Martín-Sabinas District, Municipio Sombrerete, Zacatecas, Mexico |  |
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Dimensions: | 4.6 x 7.3 x 10.7 cm |
Description: |
Metallic lead gray stibnite crystals to 4.5 cm in length on a gray matrix. The Spanish first began mining at this locality in 1555. |
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20671 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 2249
Location: Oklahoma



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Posted: Jan 03, 2019 14:36 Post subject: Re: Collection of Michael Shaw |
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Polymorphs of Carbon.
Mineral: | Graphite |
Locality: | Amitsoq Mine, Nanortalik, Kujalleq, Greenland |  |
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Dimensions: | 3.9 x 10.0 cm |
Description: |
Steel-gray sub-metallic graphite flakes. Obtained many years ago from Claus Hedegaard. |
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20584 Time(s) |

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Mineral: | Diamond |
Locality: | Mazaruni river, Imbaimadai, Cuyuni-Mazaruni Region, Guyana |  |
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Description: |
A colorless octahedral diamond crystal measuring 0.6 mm point to point. |
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20585 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 2249
Location: Oklahoma



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Posted: Jan 05, 2019 10:52 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Calcite |
Locality: | September Mine (9th of September Mine) , Madan mining area, Rhodope Mountains, Smolyan Oblast, Bulgaria |  |
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Dimensions: | 5.1 x 8.0 cm |
Description: |
Lenticular calcite rhombs covering the top of a crystallized quartz matrix. |
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Viewed: |
20526 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 2249
Location: Oklahoma



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Posted: Jan 10, 2019 11:03 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Stilbite |
Locality: | South Fork of Toutle River, Mt. St. Helens National Volcanic Monument, Skamania County, Washington, USA |  |
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Dimensions: | 6.9 x 8.4 cm |
Description: |
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Viewed: |
20409 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 2249
Location: Oklahoma



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Posted: Jan 14, 2019 09:57 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Sphalerite on Marcasite |
Locality: | Blackstone Mine, Shullsburg area, Upper Mississippi Valley District, Lafayette County, Wisconsin, USA |  |
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Dimensions: | 5.5 x 9.5 cm |
Description: |
Spherical aggregates of black sphalerite crystals to 1.2 cm on matrix of crystallized marcasite. |
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20289 Time(s) |

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Mineral: | Sphalerite on Marcasite |
Locality: | Blackstone Mine, Shullsburg area, Upper Mississippi Valley District, Lafayette County, Wisconsin, USA |  |
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Dimensions: | FOV ~ 3.0 x 4.0 cm |
Description: |
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20271 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 2249
Location: Oklahoma



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Posted: Jan 16, 2019 12:04 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Coronadite |
Locality: | Tadaout, vein 12, Taouz, Er Rachidia Province, Drâa-Tafilalet Region, Morocco |  |
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Dimensions: | 3.0 x 6.6 x 11.5 cm |
Description: |
Stalactitic matte black coronadite. Analysis indicates small zones of hollandite and pyrolusite are also present. |
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Viewed: |
20207 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 2249
Location: Oklahoma



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Posted: Jan 18, 2019 12:22 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Baryte |
Locality: | Willow Creek, Freighter Spring, Custer County, Idaho, USA |  |
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Dimensions: | 6.1 x 8.1 cm |
Description: |
Blocky straw-colored chisel-shaped barite crystals to 1.2 cm on edge lining a cavity in boxwork barite. |
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Viewed: |
20074 Time(s) |

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Michael Shaw
Site Admin

Joined: 30 Apr 2008
Posts: 2249
Location: Oklahoma



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Posted: Jan 21, 2019 12:22 Post subject: Re: Collection of Michael Shaw |
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Mineral: | Fluorite on Muscovite |
Locality: | Chumar Bakhoor, Hunza Valley, Nagar District, Gilgit-Baltistan (Northern Areas), Pakistan |  |
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Dimensions: | 4.2 x 5.9 cm |
Description: |
Two cube-octahedral fluorite crystals with dodecahedral modifications resting on a matrix of silvery muscovite crystals. |
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Viewed: |
19957 Time(s) |

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