MINERALS    M - R
 

Name Location Description Number
MACKAYITE Lone Pine Mine, Catron County, New Mexico, USA Tiny (30x) light green to grey-green crystals and druses with Quartz crystals on matrix.  (E)  $6.00
 

        430

Mg-
HORNBLENDE
 
San Marcial Quarry, Socorro County, New Mexico, USA Unusual colour and habit.  Light cream to orange-brown flattened prismatic crystals in vugs in matrix +/- Tridymite, Mordenite crystals.  (E)  $6.00 428
Mg-
HORNBLENDE
San Marcial Quarry, Socorro County, New Mexico, USA Unusual colour and habit.  Light cream to orange-brown flattened prismatic crystals in vugs in matrix +/- Tridymite, Mordenite crystals in a 3.8 x 3.2 x 3.0 cm box.  $8.00  1 only. 50428
MAGNETITE     French Creek, Pennsylvania, USA Very sharp lustrous black octahedral crystals with sage green Actinolite +/- Hematite, Pyrite, Chalcopyrite. (E) $6.00 340
MAGNETITE     French Creek, Pennsylvania, USA Very sharp lustrous black octahedral crystals with sage green Actinolite +/- Hematite, Pyrite, Chalcopyrite. A) 3.2 x 2.1 cm;  C) 3.2 x 2.0 cm    $8.00 each. 50340
MALACHITE     Star of Congo Mine, Shaba, Katanga Province, Democratic Republic of the Congo Larger matrix pieces of this different habit - brilliant, highly lustrous thin elongated crystals almost lath-like on black matrix in 3.8 x 3.2 x 3.0 cm box.  $7.00    50951
MALACHITE Galérie des Éconduit, Mt. Chemin, Bas Valais, Switzerland Bright green spheres or acicular sprays usually on Quartz matrix.  (E)  $5.00 119
MAXWELLITE Squaw Creek Tin Mine, Catron County, New Mexico, USA Tiny (30x) orange-red tabular crystals in matrix.  (N, E)  $5.00, $8.00 405
MICROLITE on MUSCOVITE  Ipê Mine, Governador Valadares, Rio Duce, Minas Gerais, Brazil SUPERB PIECES! Sub-adamantine, bright orange-red Microlite crystals on silvery green Muscovite or Albite.  (E)  $10.00  

719

MILLERITE       Predellara Quarry, Tosca, Varsi, Italy Extremely fine specimens as highly lustrous brassy coloured crystals of various habits +/- .Each specimens has at least 2 different habits. Crystals are either as sprays, loops, needles or fine acicular. Each specimen is a unique "work of art". (E) $6.00  1
MILLERITE       Predellara Quarry, Tosca, Varsi, Italy Larger matrix pieces. B) 3.0 x 1.5 cm: C)2.5 x 2.2cm; D) 2.7 x 2.2 cm; E) 2.5 x 1.9 cm: F) 2.1 x 1.7 cm; G) 2.3 x 2.0 cm   $7.00  50001
MIMETITE/
MALACHITE
 
 
Tsumeb, Namibia
 
Fine pieces with yellow-green Mimetite crystals +/- Malachite sprays and colourless Calcite. (N, E) $5.00 968
MIMETITE        Summit Mine, Broadwater County, Montana, USA Fine micros with bright yellow Mimetite crystals of various habits on highly lustrous Quartz points +/- Wulfenite, Barite.  (E)  $5.00   335
MIMETITE         Summit Mine, Broadwater County, Montana, USA Fine larger matrix pieces  with bright yellow Mimetite crystals of various habits on highly lustrous Quartz points +/- Wulfenite, Barite in 3.8 x 3.2 x 3.0 cm box.  $7.00 50335
MIMETITE Driggeth Mine, Caldbeck Fells, Cumbria, England Rich coverage of apple-green, curved "barrel-shaped" crystals on matrix.  (E)  $5.00 4148
MIMETITE        Rouez, Sarthe, France Fine lustrous pale honey coloured thick tabular hexagonal crystals with transparent centre and a darker translucent rim.  (E)  $5.00   274
MIMETITE (I) Red Cloud Fluorite Mine, Gallinas Mountains, Lincoln County, New Mexico, USA Glassy tiny (30x) bright yellow crystals on matrix with creamy laths of Barite.  (E)  $5.00 463
MIMETITE (II) Red Cloud Fluorite Mine, Gallinas Mountains, Lincoln County, New Mexico, USA Lustrous cream-colourless tapering crystals on matrix +/- Conichalcite / Agardite.  (E)  $5.00 465
MN-NEPTUNITE Point of Rocks, Colfax County, New Mexico, USA Euhedral dark red blocky crystals in vugs.  (E)  $6.00 448
MONAZITE  Diamantina, Ouro Prêto, Minas Gerais, Brazil Lustrous red-brown twinned crystals to 1.2 cm off matrix.  (E)  $6.00; $8.00 709
MONTGOMERYITE Tip Top Mine, Custer County, South Dakota, USA Radial clusters and sprays of bladed prismatic crystals from almost colourless to shades of pink and red.  (E)  $8.00; $10.00 332
NATROLITE     Cahuenga Pass, Hollywood, Los Angeles County, CA Very sharp specimens - elongated colourless crystals +/- Analcime crystals in vugs in basalt.  (E)  $5.00
 
510
NATROLITE     Bagdad, Yavapai County, Arizona, USA Extremely fine aesthetic colourless prismatic crystals +/- “Herschelite”, Analcime. (E) $5.00   585
NAUJAKASITE  Kvanefjeld, Greenland Light grey-green diamond-shaped mica-like plates with Villiaumite/Arfvedsonite.  (E)  $7.00  165
OLIVENITE Clara Mine, Oberwolfach, Schwarzwald, Germany Light pistachio green to brownish crystals in vugs. One only (E)  $5.00 92
OLIVENITE Hilarion Mine, Agios Konstandinos, Greece Very, very fine, acicular sprays and bowties of silky sage-green crystals on gossan in 3.8 x 3.2 x 3.0 cm box.  $7.00

50262

OLIVENITE Ting Tang Mine, Gwennap, Cornwall, England Highly lustrous very dark green crystal clusters and groups on matrix.   (blue-green coating on Quartz crystals is Scorodite)   (E)  $5.00 4059
OPAL Point of Rocks, Colfax County, New Mexico, USA Very attractive micros with clear, colourless, gel-like blobs on other minerals.  (E)  $5.00  1 Only. 424
PAULINGITE-CA Three Mile Creek, Ritter, Grant County, Oregon, USA NEW SPECIES, TYPE LOCALITY! Tiny colourless to light yellow dodecahedra richly lining nearly all the cavities in the rock; a few associated with larger milky Phillipsite crystals.  1(E)  $5.00 441
PENFIELDITE   Sierra Gorda, Antofagasto, Chile Very rare, non-slag occurrence, as colourless to white, steeply pyramidal crystals, some with pedion termination, in vugs with blue "Percylite" - a Boleite/pseudo Boleite combination.  (N, E) $10.00; $12.00  752
"PERCYLITE"   Poderosa Mine, Sierra Gorda, Chile This mineral is a mixture, and a very attractive one,  of Boleite and Pseudoboleite - forms bright blue vitreous crystal groups. (E)  $5.00   724
PHARMACOSIDERITE
 
Ting Tang Mine, Gwinnap, Cornwall, England Sharp pale green vitreous cubes on matrix. 1(E) $5.00 4004
PHILLIPSITE    Fittà di Soave, Verona, Italy Water-clear crystals on Celadonite in vugs in basalt. One only  (E)  $5.00
 
29
PHILLIPSITE (NA, K) Boron Open Pit #1, Kramer District, Kern County, California, USA Colourless to white, blocky crystals on ferric Saponite in basalt.  (E)  $5.00 318
PLATTNERITE Hidden Treasure Mine, Tooele County, Utah, USA Extremely fine pieces with tiny lustrous metallic needles of Plattnerite on and included in sprays of Hemimorphite crystals (some appear red due to inclusions). (E) $6.00 375
PLATTNERITE Hidden Treasure Mine, Tooele County, Utah, USA Extremely fine pieces with tiny lustrous metallic needles of Plattnerite on and included in sprays of Hemimorphite crystals (some appear red due to inclusions). Larger matrix piece in 3.8 x 3.2 x 3.0 cm box.   $8.00 50375
POLYLITHIONITE Point of Rocks, Colfax County, New Mexico, USA Fine, euhedral colourless to light brown, transparent pseudohexagonal crystals in vugs in matrix with Aegirine.  (E)  $5.00 445
PREHNITE/EPIDOTE  Luck Quarry, Goose Creek, Leesburg, Loudoun County, Virginia, USA. Extremely fine pieces with flattened tabular pearly white Prehnite crystals on Epidote crystals with Byssolite. (E) $5.00  581
PREHNITE Palabora Open pit, Phalaborwa, South Africa One only with groups of colourless, translucent tabular crystals lining a vug in matrix. 1(E) $5.00 971
PREHNITE Centerville, Virginia, USA Groups of pale green tabular crystals forming barrel shapes; lightly dotted with Pyrite crystals.  (E)  $5.00  2 only of these very fine specimens. 415
PROUSTITE Imiter Mine, Jbel Sarhro, Anti-Atlas Mountains, Morocco Very, very fine pieces with very rich coverage of splendent red prismatic crystals.  (E)  $8.00;  $10.00 926
PSEUDOBROOKITE Beryllium Virgin Claim, Paramount Canyon, Sierra County, New Mexico, USA Pieces of Rhyolite matrix with very fine lustrous black crystals in vugs  +/- Ilmenite/Hematite. (E) $6.00 455
PSEUDOMALACHITE  Kipushi deposit, Shaba, Katanga Province, D.R.C. Very fine blue-green dull to glassy spheres with Hemimorphite +/- Chrysocolla. (E) $6.00  928
PYROMORPHITE  Argent Mine, Farm Dwarstfontein, Delmas, South Africa Groups of sharp, creamy yellow flattened tabular crystals on limonitic matrix. (E) $5.00 969
PYROMORPHITE Argent Mine, Farm Dwarstfontein, Delmas, South Africa Two only as tiny (30x) bright yellow to yellow green crystals on limonitic matrix. 2(E) $5.00
 
979
PYROMORPHITE Wheatley Lode, West Chester Mine, Phoenixville, Pennsylvania, USA An American classic. A piece of matrix 2.5 x 1.3 cm with lustrous tapering apple-green crystals on either side in a Perky # 2 thumbnail box. $8.00 50353
PYROMORPHITE Burgam Mine, Shropshire, England Matrix 30x24mm - Vuggy Quartz matrix richly covered with opaque light grey-green tapering crystals.  Some hopper growth crystals.  $12.00 54127
PYROMORPHITE San Andres, Cordoba, Spain Very fine euhedral pale yellow-green prismatic crystals with creamy white caps.  (E)  $6.00 1781
QUARTZ "NEEDLE"
 
Torrenthorn, Leukerbad, Wallis, Switzerland Two only with "nests" of very thin to almost acicular colourless crystals. $5.00 each     66
REALGAR         Getchell Mine, Humboldt County, Nevada, USA Larger pieces of matrix with highly lustrous red-orange crystals in vugs.  3 @ $7.00 each   50394
REALGAR      Getchell Mine, Humboldt County, Nevada, USA Very fine, highly lustrous red-orange crystals on matrix.  (E)  $5.00  394
REALGAR Lengenbach Quarry, Binntal, Valais, Switzerland One only with a dull red but well-formed crystal in a vug with Pyrite.  1(E)  $6.00 25
REALGAR Cavnic, Romania Superb brilliant red PRISMATIC crystals on a sulphide matrix with Stibnite.  (E)  $7.00  180
REICHENBACHITE Fundpunkt 5.0, Borstein, Reichenbach, Odenwald, Germany Type locality - Druses of mid to dark green vitreous crystals with Pseudomalachite, Quartz and/or Chrysocolla. C) 2.6 x 1.9cm ;D) 3.0 x 1.8 cm; E) 3.0 x 1.6 cm.  $15.00 each 50176
REICHENBACHITE Fundpunkt 5.0, Borstein, Reichenbach, Odenwald, Germany Type locality - Druses of mid to dark green vitreous crystals with Pseudomalachite, Quartz and/or Chrysocolla.  (E)  $10.00
 
176
RHABDOPHANE-CE Clara Mine, Oberwolfach, Germany Tiny (40x) lustrous, colourless, prismatic crystals or white acicular sprays.  One only $8.00         34
RHODOCHROSITE Boron Open Pit #1, Kramer District, Kern County, California, USA Groups of thin, delicate pink to light beige crystals forming spheres on ferric Saponite in basalt.  (E)  $5.00   317
ROBERTSITE (I) Tip Top Mine, Custer County, South Dakota, USA As deep red to black botryoids of Robertsite crystals in matrix +/- CaHydroxylapatite.  3(E)  $7.00 each 347
ROCKBRIDGEITE Tip Top Mine, Custer County, South Dakota, USA Very fine lustrous black acicular to prismatic crystal sprays on matrix.  (E)  $5.00 each
 
326
ROCKBRIDGEITE Palermo # 1 Mine, North Groton, Grafton County, New Hampshire A) Groups of lustrous green-black acicular crystals in matrix.  B) 1 only as black prismatic crystals. (E)  $5.00 598
ROSCHERITE Estes Quarry, Cumberland County, Maine, USA Fine yellow-green to forest green composite crystals and botryoids +/- Eosphorite, Fluorapatite. (E) $5.00 573
ROSE QUARTZ  Harlow Mine, Hebron County, Maine, USA Small clusters of light pink frosted crystals. Hard-to-obtain mineral. (E) $6.00 354
ROSE QUARTZ  Pitorra MIne, Conselheiro Peña District, Governador Valadares, Rio Duce, Minas Gerais, Brazil Very fine, pale pink crystal groups to 2 cm off matrix - usually as parallel growth clusters showing growth faces.  (E)  $6.00 704
RUTILE          Galérie des Éconduits, Mt. Chemin, Bas Valais, Switzerland Extremely fine lustrous red-brown to deep red short, stubby to long prismatic tetragonal crystals on matrix.  (E)  $6.00
 
175
RUTILE           Barra de Salinas Mine, Itinga, Aracuai, Minas Gerais, Brazil Extremely fine euhedral, lustrous deep red-brown terminated prismatic crystals off matrix.  (E)  $7.00 799

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