|
A general guide for using the Forum with some rules and tips
The information provided within this Forum about localities is only given to allow reference to them. Any visit to any of the localities requires you to obtain full permission and relevant information prior to your visit. FMF is strictly against any illicit activities related to collecting minerals.
|
| Search found 304 matches |
| Author | Message |
|---|---|
 Topic: Quartz, Natural and Synthetic |
|
| Mark Ost Replies: 47 Views: 136861 |
 Forum: Minerals and Mineralogy Posted: Feb 20, 2015 16:56 Subject: Re: Quartz, Natural and Synthetic |
| The synthetic quartz is quite spectacular. I see no problem as long as they are labeled as such. Frankly I would be happy to have such nice work and would value it no less, perhaps a bit more perchanc ... | |
| Topic: 2015 Tucson In Retrospect |
|
| Mark Ost Replies: 61 Views: 142214 |
Forum: News about Shows Posted: Feb 20, 2015 11:05 Subject: Re: 2015 Tucson In Retrospect |
| Fishite? Fresh water variety I think. | |
| Topic: Collection of Mark Ost |
|
| Mark Ost Replies: 66 Views: 101758 |
Forum: Collection photos and Collector's page Posted: Feb 17, 2015 18:02 Subject: Re: Collection of Mark Ost |
| A former Jan Buma collection fluorite from Namibia, mounted on form cut stand with natural wood support. Here are the construction steps and final product. | |
| Topic: Collection of Mark Ost |
|
| Mark Ost Replies: 66 Views: 101758 |
Forum: Collection photos and Collector's page Posted: Feb 17, 2015 17:52 Subject: Collection of Mark Ost |
| It has been a while since I have updated some of my recent acquisitions. Here is a micro photo of wire silver on acanthite from China. | |
| Topic: What should I buy to start testing what Rocks/minerals i have |
|
| Mark Ost Replies: 8 Views: 13863 |
Forum: Minerals and Mineralogy Posted: Feb 07, 2015 19:47 Subject: Re: What should I buy to start testing what Rocks/minerals i have |
| Ah that explains a lot about your profile picture Pete. You thought that was the cat in your hands! I was wondering about the curious expression. | |
| Topic: What should I buy to start testing what Rocks/minerals i have |
|
| Mark Ost Replies: 8 Views: 13863 |
Forum: Minerals and Mineralogy Posted: Feb 07, 2015 17:23 Subject: Re: What should I buy to start testing what Rocks/minerals i have |
| Another very good guide is the Simon and Schuster's "Guide to Rocks and Minerals". This is one of the best field guides in my opinion for the new collector. It has very complete information ... | |
| Topic: Collection of Doug Merson |
|
| Mark Ost Replies: 156 Views: 331610 |
Forum: Collection photos and Collector's page Posted: Feb 07, 2015 17:06 Subject: Re: Collection of Doug Merson |
| Very nice photographic work! Thanks for sharing | |
| Topic: What makes calcite white vs. colorless? |
|
| Mark Ost Replies: 6 Views: 13806 |
Forum: Minerals and Mineralogy Posted: Feb 06, 2015 18:25 Subject: Re: what makes calcite White vs. colorless? |
| No the two don't correlate. Degree of "cystallinity" is a term we don't use. The color transmission, refraction or reflection is more complex than the degree of order in a matirx. Though imp ... | |
| Topic: What makes calcite white vs. colorless? |
|
| Mark Ost Replies: 6 Views: 13806 |
Forum: Minerals and Mineralogy Posted: Feb 06, 2015 09:34 Subject: Re: what makes calcite White vs. colorless? |
| Well I am not so sure I rank under smart people here but color can be caused by the atomic arrangement of elements in the crystal structure or it can be caused by impurities and inclusions during min ... | |
| Topic: Hand Lenses |
|
| Mark Ost Replies: 17 Views: 40249 |
Forum: Off-Topic and Introductions Posted: Jan 22, 2015 15:19 Subject: Re: Hand Lenses |
| Do they make a diamond encrusted model? I want to be able to walk into Tiffany's and do a decent impression.................................... | |
| Topic: Food safe water rocks for PH balancing drinking water |
|
| Mark Ost Replies: 8 Views: 19582 |
Forum: Off-Topic and Introductions Posted: Jan 18, 2015 09:04 Subject: Re: Food safe water rocks for PH balancing drinking water |
| in a cow perhaps | |
| Topic: Food safe water rocks for PH balancing drinking water |
|
| Mark Ost Replies: 8 Views: 19582 |
Forum: Off-Topic and Introductions Posted: Jan 18, 2015 08:07 Subject: Re: Food safe water rocks for PH balancing drinking water |
| Man Josele
That is one big kidney stone. Maybe take it to Tucson? Oh I am sick! |
|
| Topic: Food safe water rocks for PH balancing drinking water |
|
| Mark Ost Replies: 8 Views: 19582 |
Forum: Off-Topic and Introductions Posted: Jan 17, 2015 05:42 Subject: Re: Food safe water rocks for PH balancing drinking water |
| Oh seriously, a bit of caution. Many rocks are porous and are great at absorbing whatever goes into them such as Benzene, petroleum products, Volatile chemicals and so on; whatever may be out there. ... | |
| Topic: Food safe water rocks for PH balancing drinking water |
|
| Mark Ost Replies: 8 Views: 19582 |
Forum: Off-Topic and Introductions Posted: Jan 16, 2015 20:28 Subject: Re: Food safe water rocks for PH balancing drinking water |
| Well this is a bit different. Maybe baking soda or lemon might be better? Easier anyways. | |
| Topic: Honoring past collectors |
|
| Mark Ost Replies: 14 Views: 412825 |
Forum: Honoring past collectors Posted: Jan 13, 2015 09:02 Subject: Re: Honoring past collectors |
| I also like this idea. The minerals will stay long after all of us are gone, so ownership is a fleeting and ultimately false idea. Each one of us is but a temporary caretaker. The real value of the mi ... | |
All times are GMT - 5 Hours |
FAQ 
Register
Log in
Forgotten your password?
