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1lb+ Lot of Shortwave SW UV Fluorescent "Trotter Concrete" Chunks - Willemite Calcite & More - Franklin New Jersey Rocks Minerals
$31.99
FL-FRCON-1LB
1 Pound+ Lot of Vintage, Historical SW UV Fluorescent "Trotter Concrete" / "Franklin Concrete" Chunks from Franklin, New Jersey!
High-Grade, Super Bright & Colorful "Franklin Concrete" - Shortwave Ultraviolet Fluorescent Concrete Made from Fluorescent Minerals from Franklin, New Jersey!
Commonly known as "Franklin Concrete" or "Trotter Concrete", this is mostly a mix of different SW UV fluorescent minerals (from the Franklin Mine) which were used to make concrete and used in the mine buildings & foundations. It can include a variety of the many minerals found there, but is mostly comprised of Fluorescent Willemite & Calcite, with Non-Fluorescent Franklinite & Andradite Garnet. There May also be SW Peach/Pink Fluorapatite, SW Blue Hardystonite & Other UV Minerals in These Pieces As Well!
Locality: Trotter Dump, Franklin, Sussex County, New Jersey, USA
These Lots Will Only Glow Under Shortwave (SW) Ultraviolet (UV) Light! They Will NOT Work with Longwave (365nm) or Blacklight (395nm) UV Lights!
All Lots are Individually Checked Prior to Shipment to Ensure that they Show Good Fluorescence - You Will Not Receive Any Rocks that Don't Glow!
All Lots will Weigh Over 1 Pound Total Weight - Usually a Few Ounces Over 1 Pound per Lot!
You will receive a randomly chosen lot of rocks that will be similar to those shown in the pics - No specific requests please, as they will be chosen randomly!
Please Note: Fluorescent Minerals Require a Shortwave (SW), Midwave (MW) and/or Longwave (LW) Ultraviolet (UV) Light for the Fluorescent Response Shown in the Pictures! A Black Light is NOT a SW/LW Light, although Some Rocks May also Show Under Black Light as well!
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Returns & Exchanges
Returns & exchanges accepted within 30 days
Buyers are responsible for return shipping costs. If the item is not returned in its original condition, the buyer is responsible for any loss in value.
The following items can't be returned or exchanged
Because of the nature of these items, unless they arrive damaged or defective, I can't accept returns for:
- Custom or personalized orders
- Perishable products (like food or flowers)
- Digital downloads
- Intimate items (for health/hygiene reasons)
Conditions of return
Buyers are responsible for return shipping costs. If the item is not returned in its original condition, the buyer is responsible for any loss in value.