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Many USA glass factories would dispose of the left over glass in the furnaces when they changed colors or closed up shop, or had to repair a cracked furnace. I have seen especially Fenton glass slag/l ...

Thanks and A nice article however using two different browsers no images to be seen.

Thank you for the information. It weighs 3 lb 1.5 oz = 1403.301395 grams and is still oily V's the above pieces that fit in my ultrasonic cleaner which removed much dirt and oil.

PYRITE : FeS2 from the Rensselear Quarry
Pleasant Ridge, Jasper Co., Indiana
Now closed and flooded.

Pyrite tubes and bitumen from the Devonian of Indiana,
Black = bitumen (petroleum residue ...

I have a specimen with pyrite tubes. Do you know what causes that?

Item #3 marcasite / pyrite. after cleaning. Known for the oil shale and oil residue.

Thank you, it was purchased at a rock show and was tagged that way.

my records show that it weighs 108 grams.

PYRITE : FeS2 from the Rensselear Quarry
Pleasant Ridge, Jasper Co., Indiana
Marcasite on pyrite on a couple.

Item # 3

PYRITE : FeS2 from the Rensselear Quarry
Pleasant Ridge, Jasper Co., Indiana
Marcasite on pyrite on a couple.

#1 96 grams #2 268 grams

Chalcedony is a form of microcrystalline quartz and this looks like quartz, so it might contain chalcedony. I have no idea where it is from as it could be from millions of different places

Thanks ...

I acquired this with no information. I have been told it is most likely Chalcedony. Fairly light weight and has a bit of a waxy feel. I would like to know where it may have come from, and what has cau ...

Mineral: Galena and Calcite
Locality: Tri-State District, Jasper County, Missouri, USA
Size:
Description:

Size please?

In storage and cannot measure it..
Bob
______________________ ...

A Tri-State Galena and Calcite.

Are all of the mines in the Tri-State area now permanently closed? As per the U. S. health codes. Any Museums or visitor centers open. I know a lady that worked at one of the mines as did her father.

Author	Message
Topic: Some beautiful obsidian like rocks
R Saunders Replies: 6 Views: 5949	Forum: FOR BEGINNERS: What is it? Where is it from? Posted: Oct 20, 2021 10:24 Subject: Re: Some beautiful obsidian like rocks
R Saunders Replies: 6 Views: 5949	Many USA glass factories would dispose of the left over glass in the furnaces when they changed colors or closed up shop, or had to repair a cracked furnace. I have seen especially Fenton glass slag/l ...
Topic: Article on Naica and Gypsum
R Saunders Replies: 4 Views: 13804	Forum: Mineralogical Literature Posted: Oct 14, 2021 08:47 Subject: Re: Article on Naica and Gypsum
R Saunders Replies: 4 Views: 13804	Thanks and A nice article however using two different browsers no images to be seen.
Topic: A mineralogical trip through the states of USA - Indiana
R Saunders Replies: 139 Views: 244250	Forum: A mineralogical trip through the states of USA Posted: Oct 04, 2021 04:34 Subject: Re: A mineralogical trip through the states of USA - Indiana
R Saunders Replies: 139 Views: 244250	Thank you for the information. It weighs 3 lb 1.5 oz = 1403.301395 grams and is still oily V's the above pieces that fit in my ultrasonic cleaner which removed much dirt and oil.
Topic: A mineralogical trip through the states of USA - Indiana
R Saunders Replies: 139 Views: 244250	Forum: A mineralogical trip through the states of USA Posted: Oct 03, 2021 08:25 Subject: Re: A mineralogical trip through the states of USA - Indiana
R Saunders Replies: 139 Views: 244250	PYRITE : FeS2 from the Rensselear Quarry Pleasant Ridge, Jasper Co., Indiana Now closed and flooded. Pyrite tubes and bitumen from the Devonian of Indiana, Black = bitumen (petroleum residue ...
Topic: Conditions where pyrite/pyritohedra are formed
R Saunders Replies: 16 Views: 18237	Forum: Minerals and Mineralogy Posted: Oct 01, 2021 09:11 Subject: Re: Conditions where pyrite/pyritohedra are formed
R Saunders Replies: 16 Views: 18237	I have a specimen with pyrite tubes. Do you know what causes that?
Topic: A mineralogical trip through the states of USA - Indiana
R Saunders Replies: 139 Views: 244250	Forum: A mineralogical trip through the states of USA Posted: Sep 22, 2021 12:56 Subject: Re: A mineralogical trip through the states of USA - Indiana
R Saunders Replies: 139 Views: 244250	Item #3 marcasite / pyrite. after cleaning. Known for the oil shale and oil residue.
Topic: A Tri-State Galena and Calcite
R Saunders Replies: 9 Views: 17898	Forum: Micros & Macros - Images of Minerals Posted: Sep 22, 2021 10:56 Subject: Re: A Tri-State Galena and Calcite
R Saunders Replies: 9 Views: 17898	Thank you, it was purchased at a rock show and was tagged that way.
Topic: A Tri-State Galena and Calcite
R Saunders Replies: 9 Views: 17898	Forum: Micros & Macros - Images of Minerals Posted: Sep 22, 2021 09:43 Subject: Re: A Tri-State Galena and Calcite
R Saunders Replies: 9 Views: 17898	my records show that it weighs 108 grams.
Topic: A mineralogical trip through the states of USA - Indiana
R Saunders Replies: 139 Views: 244250	Forum: A mineralogical trip through the states of USA Posted: Sep 22, 2021 09:12 Subject: Re: A mineralogical trip through the states of USA - Indiana
R Saunders Replies: 139 Views: 244250	PYRITE : FeS2 from the Rensselear Quarry Pleasant Ridge, Jasper Co., Indiana Marcasite on pyrite on a couple. Item # 3
Topic: A mineralogical trip through the states of USA - Indiana
R Saunders Replies: 139 Views: 244250	Forum: A mineralogical trip through the states of USA Posted: Sep 20, 2021 08:31 Subject: Re: A mineralogical trip through the states of USA - Indiana
R Saunders Replies: 139 Views: 244250	PYRITE : FeS2 from the Rensselear Quarry Pleasant Ridge, Jasper Co., Indiana Marcasite on pyrite on a couple. #1 96 grams #2 268 grams
Topic: Chalcedony?
R Saunders Replies: 2 Views: 3472	Forum: What is it? - Where is it from? Posted: Aug 23, 2021 10:54 Subject: Re: Chalcedony?
R Saunders Replies: 2 Views: 3472	Chalcedony is a form of microcrystalline quartz and this looks like quartz, so it might contain chalcedony. I have no idea where it is from as it could be from millions of different places Thanks ...
Topic: Chalcedony?
R Saunders Replies: 2 Views: 3472	Forum: What is it? - Where is it from? Posted: Aug 23, 2021 08:23 Subject: Chalcedony?
R Saunders Replies: 2 Views: 3472	I acquired this with no information. I have been told it is most likely Chalcedony. Fairly light weight and has a bit of a waxy feel. I would like to know where it may have come from, and what has cau ...
Topic: A Tri-State Galena and Calcite
R Saunders Replies: 9 Views: 17898	Forum: Micros & Macros - Images of Minerals Posted: Aug 20, 2021 00:39 Subject: Re: A Tri-State Galena and Calcite
R Saunders Replies: 9 Views: 17898	Mineral: Galena and Calcite Locality: Tri-State District, Jasper County, Missouri, USA Size: Description: Size please? In storage and cannot measure it.. Bob ______________________ ...
Topic: A Tri-State Galena and Calcite
R Saunders Replies: 9 Views: 17898	Forum: Micros & Macros - Images of Minerals Posted: Aug 18, 2021 14:08 Subject: A Tri-State Galena and Calcite
R Saunders Replies: 9 Views: 17898	A Tri-State Galena and Calcite.
Topic: Favourite Galenas?
R Saunders Replies: 36 Views: 83314	Forum: Favourite Minerals Posted: Aug 18, 2021 08:52 Subject: Re: Favourite Galenas?
R Saunders Replies: 36 Views: 83314	Are all of the mines in the Tri-State area now permanently closed? As per the U. S. health codes. Any Museums or visitor centers open. I know a lady that worked at one of the mines as did her father.