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Michael Shaw
Site Admin
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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| Viewed: |
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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| Viewed: |
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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| Viewed: |
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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| Viewed: |
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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| Viewed: |
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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| Viewed: |
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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| Viewed: |
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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| Viewed: |
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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| Viewed: |
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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| Viewed: |
20585 Time(s) |
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Michael Shaw
Site Admin
Joined: 30 Apr 2008
Posts: 2249
Location: Oklahoma
|
| 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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| Viewed: |
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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| Viewed: |
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
|
| 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
|
| 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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