Mineral Specimen and Product Inventory Search
- Availability
- Available
- Price
- $60.00
- Locality
- Silver Crater mine, Bancroft, Ontario, Canada
- Formula
- (Ca,Na,U)2(Ti, Nb,Ta)2O6Z(OH)
- Size
- 2 x 1.5 x 1.8 cm - Thumbnail
- Special Info
- Radioactive!!
A double - two crystals. The smaller one is 1.1cm.
- Availability
- Available
- Price
- $45.00
- Locality
- Silver Crater mine, Bancroft, Ontario, Canada
- Formula
- (Ca,Na,U)2(Ti, Nb,Ta)2O6Z(OH)
- Size
- 1.5 x 1.5 x 1.5 cm - Thumbnail
- Special Info
- Radioactive!!
Smaller crystal with black faces.
- Availability
- Available
- Price
- $50.00
- Reduced Price
- $30.00
- Locality
- Silver Crater mine, Bancroft, Ontario, Canada
- Formula
- (Ca,Na,U)2(Ti, Nb,Ta)2O6Z(OH)
- Size
- 2 x 2 x 1.7 cm - Thumbnail
- Special Info
- Radioactive!!
Single crystal with interesting "hopper" growth on some faces.
- Availability
- Available
- Price
- $25.00
- Featured
- Featured in Special Editions
- Locality
- Esquire #7 claim, Big Creek, Fresno Co., California, United States
- Formula
- BaSi2O5ยท4H2O
- Size
- 2.5 x 1.5 x 1.5 cm - Thumbnail
- Tagged
- Ba Silicates, barium
- Special Info
- Type Locality
Striated and colorless Bigcreekite.
- Availability
- Available
- Price
- $75.00
- Reduced Price
- $45.00
- Locality
- Clara mine, Wolfach, Schwarzwald, Baden-Wurttemberg, Germany
- Formula
- Ag7AsS6
- Size
- .9 x .6 x 1 cm - Thumbnail
- Tagged
- sulfide, silver
There are at least three individual crystals on this specimen. All are in the range of 0.1 to 0.2mm in size. Each are blocky and dull black and are associated with colorless Fluorite. Billingsleyite is a fairly rare mineral and is found at only 12 localities acrsos the world.
- Availability
- Available
- Price
- $35.00
- Locality
- Jersey mine, Arabia Mining dist., Pershing Co., Nevada, United States
- Formula
- Pb2Sb2O6O
- Size
- 5 x 4.5 x 4 cm - Miniature
- Special Info
- Questionable species
Yellow crusts, an alteration of Stibnite. Questionable IMA status.
