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bugrock Replies: 8 Views: 15620 |
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Discussion on this topic can also be found on mindat (simply search on the term "keswick" to find it).
There are images of purchased specimen there. If anyone has knowledge of the like ... |
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bugrock Replies: 8 Views: 15620 |
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Thanks for the comments.
I have a contact at Harvard Museum and will ask if there is additional label or catalog information. Also, perhaps the date of acquisition is known if not the date of coll ... |
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bugrock Replies: 8 Views: 15620 |
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Colin,
Thanks for your reply. I agree the material appears to be a "rock" stained with or containing hematite grains but certainly not a habit of the mineral hematite. There is an exampl ... |
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bugrock Replies: 8 Views: 15620 |
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Hello,
I am looking for information on orbicular hematite from Keswick, Cumbria, UK. Specifically what is the composition of the material and how did it form? Is the specific location known, from ... |
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bugrock Replies: 19 Views: 33853 |
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Actually I think the joke works a bit better if done with a mathematician and an engineer.
Some would argue with calling both geologists and engineers practical. I know both a geologist and an engi ... |
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bugrock Replies: 8 Views: 15302 |
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The Uhaul company is to be commended for a dedicated effort to educate. Many of the trucks are decorated with natural history themes and have been very well received. This is the point Matt is making ... | |
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bugrock Replies: 11 Views: 36437 |
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Perhaps someone on the forum knows of a North American distributor.
Might it be available for sale at the Rochester Symposium? George |
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bugrock Replies: 11 Views: 22705 |
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Are CAI's composed of named mineral species and do those species also occur on earth? | |
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bugrock Replies: 7 Views: 22091 |
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Hello Andreas,
Very interesting selection of minerals in these posts. The color of the celestine seems unusual. Are the reddish shades in the crystals? Are there inclusions? Please conti ... |
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bugrock Replies: 0 Views: 5845 |
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Hello,
Recently posted questions on Mindat regarding the location "Blue River Skarn" Russia and more specifically concerning specimens labeled magnetite and hematite psm. garnet crystals. ... |
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bugrock Replies: 1 Views: 12948 |
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...George Robinson and Gene LaBerge just published through the museum a new book on the iron minerals of the Lake Superior district. Good things are still happening.
I would like to recommend a new ... |
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bugrock Replies: 41 Views: 92141 |
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The image of the fluorite on the head of a pin from Ohio is not perfectly sharp but the pattern of growth suggests a series of small stacked cubes, perhaps some elongate and more rectangular than cubi ... | |
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bugrock Replies: 30 Views: 55969 |
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Hello Juan,
The baryte habit from Los Palomos Mine ( https://www.mineral-forum.com/message-board/viewtopic.php?p=27025#27025 ) is quite interesting. There is little on mindat regarding this locati ... |
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bugrock Replies: 13 Views: 25338 |
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Herman,
Excellent selection of specimens! Portions of your dolomite pseudomorph look botryoidal but other portions look like euhedral crystals with rounded edges. Are there any crystal casts at ... |
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bugrock Replies: 39 Views: 77801 |
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Hello,
Do not have expertise in mineralogical devices but once a mineralogist helped me identify a polished nodule using a hand held light refractometer. I came away with the idea that when the ch ... |
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