Fine Quality Mineral Specimens for Sale
Alphabetical Mineral Species List:
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A…Am |
An |
Ao…Az |
Ba…Bh |
Bi…Bz |
Ca |
Cb…Ch |
Ci…Cz |
D |
E |
F |
Ga…Gn |
Go |
Gp…Gz |
H–I–J |
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K–L |
Ma…Mi |
Mj…Mz–N |
O–Pa…Po |
Pp…Pz |
Q–R |
Sa…Sh |
Si…Sm |
Sn…Sz |
T |
U–V |
W |
X–Y–Z |
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How to Order |
Home |
Mj…Mz
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Mordenite
Mordenite from Monte Lake, British Columbia, Canada, collected before. 1976. Mordenite is cottony, accessory stilbite, in cavity. This specimen measures about 4.8 cm x 4 cm x 1.5 cm. Mordenite # 048 – Price: $US 35. |
Mottramite
As a pale, yellow green coating on two sides of the specimen; from the Crestmore Quarries, Crestmore, Riverside Co., California, USA. Collected before 1978. This specimen measures about 5.5 cm x 4.7 cm x 3.6 cm. Mottramite # 326 – Price: $US 20. |
Muscovite var. Phengite
This attractive specimen of greenish Muscovite var. Phengite and accessories Kyanite, garnet, and Omphacite make this and unusual find; from Verperreste, Nordfjord, Norway. This specimen was collected before 1977. Saw cut on back. This specimen measures about 9.7 cm x 5.3 cm x 1.5 cm. Muscovite var. Phengite # 352 – Price: $US 150. |
N
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Nagyagite
Very rare, Nagyagite, one of the few minerals where gold is in combination with other elements; as bright metallic plates which tarnish to black, from the type locality, Nagyag, Transylvania. The current locality name is: Sacaramb (Sacarîmb), Hunedoara Co., Romania. Accessory quartz. This specimen measures about 4.7 cm x 3.5 cm x 2.2 cm. It has not been etched so is pristine. Nagyagite # 180 – Price: $US 995. |
Nelsonite (rock type)
This is an experiment for SelectMinerals. A client asked why don't we carry rocks? This is a trial! This specimen measures about 3.5 cm x 2.3 cm x 2.4 cm. Nelsonite # 530 – Price: $US 20. |
Nenadkevichite
Beige-white Nenadkevichite crystals to 1mm in a vugs on albite. From the classic De-Mix Quarry, Mont. St. Hilaire, Quebec, Canada. Collected 1979. Accessories include sphalerite, pectolite and ankerite. This specimen measures 5.0 cm x 4.3 cm x 2.5 cm . Nenadkevichite # 551 – Price: $US 75. |
Nesquehonite
Outstanding Nesquehonite, exceedingly rare from the Yukon phosphate deposits, one of two known specimens from this locality at the time, as divergent radiating acicular crystals to 3-mm and coating, from Rapid Creek, Yukon Territory, Canada; GR 197002. Accessories include dypingite (XRD GSC), siderite, colorless apatite (XRD GSC), quartz, aragonite micro spheres and childrenite. Pictures show top and bottom of specimen. Collected July, 1978 Paddy Collins. This specimen measures about 5.0 cm x 3.6 cm x 1.1 cm. |
Nickelhexahydrite
Nickelhexahydrite occurs as a pale whitish-green surface coating, together with greenish coating of morenosite, plus jarosite and millerite, on a lump of massive mixed copper-nickel sulfides in rhyolite. These rarities are from the Copperfields Mine, Temagami, Ontario, Canada. Analysis by XRD by GSC. This specimen was collected from the mine entrance tunnel July 1972. Has three saw cuts. This specimen measures about 8 cm x 8 cm x 7 cm. Nickelhexahydrite # 263 – Price: $US 85. |
Nordstrandite
Nordstrandite, as a microcrystalline crust and a radiating spherule in altered rock. Very unusual from this locality. From the upper level, DeMix Quarry, Mont St. Hilaire, Quebec, Canada. Analysis by XRD by Ann Stenson GSC (#H5 Nov 1975). The specimen was further examined by Dr. George Y. Chao, Carleton University, Ottawa, using both x-ray and spectroscopic analysis (March, 1976). Accessory dark gray-green chlorite. The other half of this specimen is at the Royal Ontario Museum, Toronto. This specimen measures about 9.5 cm x 7.3 cm x 3.5 cm. Nordstrandite # 365 – Price: $US 150. |
Nordstrandite
Nordstrandite, as a microcrystalline coating. Very unusual from this locality. From the upper level, DeMix Quarry, Mont St. Hilaire, Quebec, Canada. Analysis by XRD by GSC. Accessory dark green glauconite, yellow-white bastnaesite. This specimen measures about 3.8 cm x 3.2 cm x 1.5 cm. Nordstrandite # 607 – Price: $US 50. |
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