Specimens offered for trade/sale are often nice gem crystals culled from parcels of gem rough. Although he doesn’t have many, he’s interested in gem crystals on matrix.
Read Ken's article on calcite from Rucks Pit, Florida here.
Available Specimens (if you don’t see what you want, ask!)
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| Euclase, Brazil | Vivianite, Florida | Fluorite, Ethiopia |
| Minerals for Sale | |||||
| Mineral | Locality | Size (mm) | Form | Value | Comments |
| Beryl var. emerald | La Pita, Columbia | 6x4 to 6x6mm | LXL | 10 | Term XLs, trans with flaws |
| Beryl var. emerald | Bahia, Brazil | 27x16mm | LXL | 5 | Large opaque light green partial XL with remains of schist M |
| Beryl var. emerald | Zimbabwe | 3x3mm | LXL | 5 | Tiny trans deep green term XL |
| Beryl var. aquamarine | Brazil | 25x12mm | LXL | 15 | Large translucent term XL with good blue color |
| Beryl var. goshenite | Brazil | 16x7mm | LXL | 5 | Sharp glassy etched irregular XL |
| Beryl var. heliodor | Brazil | Up to 25mm long | LXL | 5-10 | Trans light green to yellow XLs, most term |
| Beryl var. aquamarine | Pakistan | 17x2 to 23x7mm | LXL | 5-10 | Trans glassy XLs, most term |
| Quartz var. amethyst | Vera Cruz, Mexico | 10x3mm | LXL | 1 | Pale lavender term XL |
| Zircon, tan | Tanzania | 5x5mm | LXL | 2 | Waterworn trans complete XLs |
| Chrysoberyl, yellow | Tanzania | 6x9mm | LXL | 10 | Trans partial cyclic twin |
| Kyanite | Brazil | 25x4mm | LXL | 5 | Trans to translucent green to blue partial XLs |
| Kyanite | Mason Mountain Mine, Franklin, NC | 13x4mm | LXL | 1 | Blue translucent partial XL |
| Garnet var. rhodolite | Mason Mountain Mine, Franklin, NC | 17x3mm | LXL | 1 | Trans flat parting frags |
| Corundum var. pink | Mason Mountain Mine, Franklin, NC | 16x8mm | LXL | 5 | Two dull intersecting XLs w/ terms |
| Corundum var. star | Australia | 22x7mm | LXL | 10 | Large and flat, dark with visible silk |
| Corundum var. blue | Australia | 10x4mm | LXL | 10 | Waterworn trans XL with color banding |
| Corundum var. green | Helena, Montana | 8x2mm | LXL | 5 | Waterworn trans flat XLs |
| Spessartine | Lindi, Tanzania | 5x5mm | LXL | 5 | Small trans med orange/brown XLs |
| Spessartine | Nigeria | 4-6mm | LXL | 5 | Tiny trans light orange XLs |
| Dravite | Nepal | 18x9mm | LXL | 10 | DT translucent brown |
| Topaz var. imperial | Ouro Preto, Minas Gerais, Brazil | 10-15mm | LXL | 5 | Trans with flaws golden orange w/ term |
| Spinel, bright pink | Vietnam | 2x3mm | LXL | 5 | Trans tiny sharp glassy octahedrons w/ flaws |
| Spinel, dull pink | Mogok, Burma | 7-8mm | LXL | 5 | Trans waterworn octahedrons |
| Sinhalite, tan | Mogok, Burma | 3x5mm | LXL | 25 | Trans DT XL w/ flaws |
| Elbaite | Brazil | 40x1mm | LXL | 2 | Long thin term pencil. Sharp, glassy, color green/brown/grey? |
| Elbaite, green | Brazil | 10-15mm long | LXL | 5 | Glassy trans term XLs |
| Elbaite, bicolor | Afghanistan | 20x5x2mm | LXL | 5 | Flattened pink with green tip, term |
| Stibnite | China | 19x1mm | LXL | 2 | Thin single term XL |
| Forsterite var. peridot | Suppat, Pakistan | 10x5 to 7x13mm | LXL | 5 | Light YG trans term XLs w/ dull/rounded faces |
| Apatite (F), yellow | Durango, Mexico | 15x5mm | LXL | 5 | Glassy trans term XL |
| Diopside, green | Alchuri, Pakistan | 24x4mm | LXL | 5 | Deep green trans XL section w/o term |
| Danburite, colorless | Charcas, Mexico | 23x13mm | LXL | 10 | Sharp, large trans XL, glassy with flaws |
| Opal var. precious | Lightning Ridge, Australia | 10-13mm | LXL | 5 | White and light grey nodules with color play |
| Calcite, yellow | Ruck’s Pit, Ft. Drum, FL | Up to 22mm long | LXL | 5 | Trans XLs and cleavage frags |
| Topaz, guerro brown | San Luis Potosi, Mexico | 6-12mm long | LXL | 10 | Trans term XL sections |
| Topaz, tan | Thomas Range, UT | 13x6mm | LXL | 10 | Sharp trans XL with some included rhyolite matrix |
| Topaz, colorless | Brazil | 8-14mm long | LXL | 2 | Waterworn XLs and partial XLs |
| Euclase, colorless | Brazil | 10x3mm | LXL | 10 | Complete translucent term XL, colorless with tiny blue streak |
| Quartz var. crystallized petrified wood | Brilliant, Arkansas | 22x13mm | XLC | 2 | Nodule of small XLs with brown color |
| Opal var. precious | Ethiopia | 24x22mm | LXL | 5 | Orange fire opal with color play |
| Fluorite | Ethiopia | Approx. 10mm | LXL | 1 | Trans tan, pale blue, pinkish, etc. rounded nodules with some faces |
| Grossular var. hessonite | Jeffrey Mine, Asbestos, Quebec | 14x8mm | XLCM | 10 | Several trans XLs closely grouped on matrix |
| Spodumene var. kunzite | Afghanistan | Approx. 24x4mm | LXL | 10 | Trans light pink XLs, some with terms |
| Apophyllite | India | 12x12mm | LXL | 1 | Sharp colorless XL with cleaved base |
| Vivianite | Clear Springs Mine, Bartow, FL | 5x1mm XL on 28mm matrix | XL on matrix | 5 | Sharp trans blue XL on white earthy matrix |
| Minerals Wanted (Tiny is okay – perfection is more important than size) | |||||
| Mineral | Locality | Size (mm) | Form | Value | Comments |
| Boracite | Germany or England | LXL or matrix | Sharp trans XLs | ||
| Chambersite | Louisiana or Texas | LXL or matrix | Sharp trans XLs | ||
| Benitoite | California | LXL or matrix | Sharp trans XLs | ||
| Bromellite | ?? | Eye visible?? | ?? | XL with faces?? | |
| Andalusite | ?? | LXL | Trans term XL | ||
| Chrysoberyl var. alexandrite | ?? | LXL or matrix | XLs with transparency and some color change | ||
| Chrysoberyl, green or vanadium | ?? | LXL | Sharp trans XLs | ||
| Spodumene var. kunzite | ?? | Matrix | Sharp term trans XL | ||
| Sperrylite | Ontario? | Eye visible?? | Matrix | ||
| Platinum | ?? | Larger than a grain?? | Loose | Nugget or XL | |
| Spodumene, green | ?? | Matrix | ?? | ||
| Corundum, green | Mogok or Sri Lanka | LXL | Sharp trans term or DT XL | ||
| Simpsonite | Brazil or Australia | LXL | XL with some trans | ||
| Rhodizite or Londonite | Madagascar | LXL or matrix | XLs with at least some trans | ||
| Phenakite | Anywhere | LXL or matrix | Trans term glassy XLs | ||
| Andradite var. demantoid | Urals or Italy | LXL or matrix | Trans XLs with good green color | ||
| Andradite var. topazolite | ?? | LXL or matrix | Trans XLs | ||
| Gahnite, green | Anywhere | LXL | Trans XLs | ||
| Gahnospinel, blue | Sri Lanka | LXL | Trans sharp XL | ||
| Spinel, cobalt blue | Sri Lanka | LXL | Trans sharp XL | ||
| Uvite var. vanadium | Burma | LXL | XL with some trans | ||
| Euclase, green | Brazil | LXL | Trans term XL | ||
| Euclase, chrome blue | Columbia or Zimbabwe | LXL | Trans term XL | ||
| Diopside, green | Merelani, Tanzania | LXL | Sharp trans term XL | ||
| Grossular var. tsavorite | Tanzania or Kenya | LXL or matrix | Sharp trans term XL | ||
| Grossular var. pink | Asbestos, Quebec | LXL or matrix | Sharp trans term XL | ||
| Grossular var. green | Asbestos or Black Lake | LXL or matrix | Sharp trans term XL | ||
| Elbaite var. chrome | Tanzania | LXL | Sharp trans term XL | ||
| Elbaite var. cuprian | Paraiba, Brazil or Mozambique | LXL | Sharp term XL at least partly trans | ||
| Sinhalite, brown | Mogok or Sri Lanka | LXL | Trans pebble or XL with faces | ||
| Sinhalite, green | Sri Lanka | LXL | Trans pebble or XL with faces | ||
| Zircon | Mogok or Sri Lanka | LXL | Trans XL with rich color | ||
| Painite | Mogok | LXL | Term trans XL | ||
| Taaffeite | Sri Lanka | LXL | Trans pebble or XL with faces | ||
| Hambergite | ?? | LXL | Trans XL with faces | ||
| Actinolite/Tremolite, green | Tanzania | LXL | Trans XL | ||
| Diamond | ?? | Matrix | |||
| Brookite | Alps or Pakistan – not Arkansas | LXL or matrix | Trans or translucent term XL | ||
| Anatase | ?? – not Arkansas | LXL or matrix | Trans or translucent term XL | ||
| Nambulite | Kombat Mine, Tsumeb | LXL | Trans and term | ||
| Manganotantalite | ?? | LXL | Term with some trans | ||
| Forsterite var. peridot | Isle of St. John, Egypt | LXL | Term and trans | ||
| Forsterite var. peridot | Burma | LXL | Term and trans | ||