MA-2107 - Malachite pseudomorph after Azurite
Tsumeb Mine, Tsumeb, Namibia
A classic specimen from the famous Tsumeb Mine consisting of very sharp and distinct azurite crystals replaced by silky green malachite. No damage. Comes with a Kaar Collection label. Size: 2.7 x 1.4 x 3.0 cm.

  

MC-2106 - Mimetite
9th Level, Congreso-Leon Mine, San Pedro Corralitos, Chihuahua, Mexico
Beautiful and choice specimen of bright, silky, lemon-yellow, botryoidal mimetite balls to 9 mm across on limonite matrix from the famous 1968 find at San Pedro Corralitos! Very minor damage on the right back side, but out of view, and doesn't detract from this fine specimen. Comes with three labels including one from Lidstrom's. Size: 3.6 x 3.1 x 3.4 cm.

  

CB-2094 - Pyrite (penetration twin)
Navajun, La Rioja, Spain
A superb pyrite specimen featuring a pair of bright, extremely reflective, razor sharp, twinned, cubic pyrite crystals aesthetically perched on a compact mudstone matrix! The larger crystal measures 2.9 cm while the smaller one measures 2.2 cm and they are complete all around. Great aesthetics and sits perfectly for display. A very fine pyrite specimen that really stands out from most others from this famous Spanish locality that yields the world's finest cubic pyrite specimens! This was the best I found at Tucson and I looked at hundreds of specimens. Size: 9.0 x 9.0 x 7.8 cm.

  

MB-2053 - Roselite
Aghbar Mine, Bou Azzer, Morocco
Dolomite matrix completely covered on one side with glassy, translucent, deep rose-colored roselite crystals measuring to 0.7 cm in length, which is large for the species. This Moroccan cobalt mine is one of the few localities in the world that yields this very rare cobalt arsenate. An excellent specimen due to the crystal size, color and abundance of crystals! Size: 6.5 x 5.0 x 5.3 cm.

  

MB-2033 - Vauxite
Siglo XX Mine, Bustillo Province, Llallagua, Potosi Department, Bolivia (Type Locality)
An excellent, thin crust of deep blue, vitreous, crystallized vauxite from Bolivia. This specimen is all vauxite and no matrix. The tin deposit at the famous Siglo XX Mine is the type and only locality for this extremely rare phosphate. Front and side views shown. Ex. Marty Zinn Collection. Size: 3.3 x 1.7 x 4.3 cm.

  

MB-2088 - Vauxite
Siglo XX Mine, Bustillo Province, Llallagua, Potosi Department, Bolivia (Type Locality)
An excellent, thin crust of deep blue, vitreous, crystallized vauxite from Bolivia. This specimen is all vauxite and no matrix. The tin deposit at the famous Siglo XX Mine is the type and only locality for this extremely rare phosphate. Ex. Marty Zinn Collection. Size: 3.4 x 0.6 x 3.2 cm.

  

MB-2112 - Vauxite
Siglo XX Mine, Bustillo Province, Llallagua, Potosi Department, Bolivia (Type Locality)
An excellent, thin crust of deep blue, vitreous, crystallized vauxite from Bolivia. This specimen is all vauxite and no matrix. The tin deposit at the famous Siglo XX Mine is the type and only locality for this extremely rare phosphate. Front and side views shown. Ex. Marty Zinn Collection. Size: 2.6 x 0.8 x 3.1 cm.

  

MB-2077 - Wulfenite
Whim Well Mine, Whim Creek, Western Australia , Australia
A very rich specimen of this classic but extremely hard to obtain material featuring small but gemmy wulfenite crystals to 3mm scattered about a hematite matrix. Quite attractive and great color contrast between the dark matrix and bright, glassy orange wulfenite crystals. Size: 6.5 x 5.0 x 2.1 cm.

  

LC-2064 - Wulfenite with Drusy Quartz on Hemimorphite
Finch Mine, Hayden, Gila County, Arizona
A classic, large, and very fine specimen for the Finch Mine, also known as the Barking Spider Mine, with tabular wulfenite crystals to 1.3 cm on edge perched nicely on a matrix of botryoidal hemimorphite. In turn, the wulfenites are completely coated by sparkling, drusy quartz, typical for the locality. There are even tiny, bright red vanadinite crystals perched on some of the wulfenites that add some additional pizzazz. Minor damage to the upper left area of the specimen. See The Mineralogical Record, vol. 26, pages 439 – 448 for more information. Size: 10.2 x 8.5 x 5.4 cm.

  

LD-2089 - Wulfenite with Mimetite and Calcite
Ojuela Mine, Mapimi, Durango, Mexico
Large and showy combination specimen featuring a limonite plate richly covered with lime green mimetite balls with transparent, yellow-orange, windowpane wulfenite crystals and glassy, colorless calcite crystals. The mimetite has excellent color! Highly choice for one of these! Ex. Don Boydston Collection. 11.2 x 10.0 x 2.6 cm.

  

Click here to order specimens

1 2 3 4 5 6 7 8 9 10 11

P.O.Box 1146 : Leominster, MA 01453 : 978-534-0156 email: brian@scholtensfineminerals.com