Price: Now $7.50 (Was $15.00) Description: A few orange wulfenite crystals with green pyromorphite. Specimen is permanently mounted in a micro box. Close up photo width is 9mm….
Price: Now $4.00 (Was $8.00) Description: Well-terminated crystals of wavellite. Specimen is permanently mounted in a micro box. Close up photo width is 9mm. Below: Wavellite, Moore’s Hill,…
Price: Now $3.00 (Was $6.00) Description: Crystals of stilbite (likely stilbite-Ca) with complex terminations. The underlying calcite fluoresces pink under longwave. Se Mineral Matters #741 for information about…
Price: Now $4.00 (Was $8.00) Description: Greenish quartz crystals. The area is known for serpentine minerals, so possibly the source of the colour. Specimen is permanently mounted in…
Price: Now $7.50 (Was $15.00) Description: Lovely sprays of well-terminated hemimorphite. Specimen is permanently mounted in a micro box. Close up photo width is 9mm. Below: Hemimorphite, Passaic…
Price: Now $4.00 (Was $8.00) Description: Colourless sprays of prismatic topaz crystals with sanidine(?). The matrix fluoresces pink under shortwave ultraviolet light. Photo width 14mm. Comes in a…
Price: Now $3.00 (Was $6.00) Description: Colourless pseudo-hexagonal crystals of sanidine with isolated silvery prismatic pseudobrookite. Specimen comes in a micro box. Closeup photo width 6mm. Below: Sanidine,…
Price: Now $2.00 (Was $5.00) Description: Dark green crystal aggregates of pseudomalachite protected in a cavity in quartz. Specimen comes in a micro box. Closeup photo width 6mm….
Price: Now $3.00 (Was $7.00) Description: Black metacinnabar and red cinnabar on a brown siderite crystal, no matrix. The siderite is only about 2×1.5mm. Specimen comes in a…
Price: Now $12.50 (Was $25.00) Description: Orange “Campylite”, mimetite that forms in a particular rounded habit from this classic locality. Specimen measures 50x30x28mmmm. Below: MMS 45-10 Mimetite, Dry…
Price: Now $15.00 (Was $30.00) Description: A vein of an unidentified copper selenide mineral. Also present are a few small sprays of an unidentified light blue selenate. There…