Pseudomorphs, Page 2

 

 

OKI-070

OKI-070     Serpentine pseudomorph after Forsterite    Maxwell Quarry, Wakefield, Quebec, Canada.  Ex. Dr. Steve Chamberlain collection.  Prev. Dr. George Robinson.  An absolutely wonderful pseudomorph floater of forsterite!!!  Great form and good luster (for serpentine!).  It measures 3.6 x 2.2 x 1.7 cm and is a close fit for the perky box it is mounted in.  A great find…aesthetic, rare and large.  125$

 

 

 

OKF-704

OKF-704     Gyrolite and Okenite on paramorphs of White Prehinte after Laumontite    Padanvadi Quarry, Bombay, India.  This is a very rare combination to have with the white prehnite (vs. green).  The specimen is a branching network of molds which are coated by balls of gyrolite to .8 cm each.  The piece measures 6 x 5 x 3.5 cm and has only a tiny contact on its bottom.  The sprays of okenite are small and mostly on the bottom.  This specimen gives outstanding views from every side.  Zero damage and high aesthetics. Perfect for the zeoloite collector who thinks they have seen it all. 85$

 

 

 

 

OKF-471

OKF-471    Aragonite pseudo after Calcite      RESERVED     Johnby Quarry near Penrith, Cumbria, England.  Ex. Dr. Steve Chamberlain collection, circ. 1981.  2.8 cm long, double terminated crystal which grades from clear at its tip down to translucent gray/ brown at its base.  Attractive European specimen.  28$

 

 

 

OKI-402

OKI-402    Muscovite pseudo after Tourmaline     RESERVED      West Slope, Noyes Mt., Greenwood, Maine.  Ex. Dr. Steve Chamberlain Collection.  A very neat specimen which looks like a metallic tourmaline.  6 x 5.7 x 5 with one larger 2.5 cm double terminated crystal which is way up high on the piece.  Other tourmalines are embedded.  Nice piece which is in good condition.  60$

 

 

 

 

OKI-142

OKI-142     Brookite and Brookite pseudomorph after Rutile on Quartz    Kilpatrick and Adams Mine, Magnet Cove, Hot Springs Co., Arkansas.  Ex. Dr. Steve Chamberlain Collection.  A interesting rarity from the early 1980s.  A 1.1 cm pseudomorph (hollow) and some smaller, nice clean brookites.  Both on the same specimen is rather unusual, but there they are!  There is no damage to this miniature.  3.4 x 2.4 x 2 cm overall.  Attractive from all sides.  125$

 

 

 

 

OKE-350

Clear tourmaline shows through

OKE-350     Cookeite pseudomorph after Tourmaline.    RESERVED     Bulachi, Gilgit-Skardu Road, Northern Areas, Pakistan.  Another bizarre pseudomorph!  3 slightly diverging, clear tourmalines are coated by white cookeite.  The tip of one of the three crystals has the cookeite chipped off exposing the tourmaline underneath.  Very interesting and uncommon specimen.  4.6 cm long.   90$

 

 

 

 

 

OKF-450

OKF-450    Anglesite pseudo. after Cerussite    RESERVED      Chihuahua, Mexico. Ex. Nancy Collins collection.  What an odd specimen!  Blocky cerussites to 2.1 cm each, mostly double terminated are replaced by anglesite.  No damage but big crystal stands on a partial cleave.  2.1 x 1.5 x 1.5 overall size.  Nice luster and form for a pseudomorph.  60$

 

 

 

 

 

OKF-628

OKF-628    Azurite and Malachite    La Sal, San Juan Co., Utah.    Ex. Jim Turek Collection.  An attractive, balanced grouping of rich green malachite and deep blue azurite crystals.  4.8 x 3.8 x 3 cm overall.  No damage and attractive.  45$

 

 

 

 

 

OKF-629

OKF-629    Azurite and Malachite     Tsumeb Mine, Tsumeb, Oshikoto Region, Namibia, Africa.    Ex. Anthony Dunn Collection.  A top miniature….Large azurite crystal measuring just shy of 3 cm with overgrowths of malachite.  This thick crystal is the deepest of blue and high on luster.  A superior specimen which we often find for crazy prices.  This one is totally damage free, complexly terminated and sits up for display.  Views well from all sides and measures 3.5 x 2.5 x 2 cm.  The specimen is better in person.    400$

 

 

 

 

OKF-288

OKF-288     Fluorapophyllite on paramorphs of Prehnite after Laumontite  (quartz stalactite)  Padanvadi, Quarry, Bombay, India.  This is certainly a wild specimen.  It is actually a quartz stalactite we've the paramorphs encrusting surface.  It measures 8.3 cm long with crystals to 3.3 cm in length there is one small crystal that is missing near its connection point but this is difficult to notice.  Some areas have a minor overgrowth of a quite mineral which is unknown.  Very interesting and displayable.  $45

 

 

 

OKF-284

OKF-284     Fluorapophyllite on paramorphs of Prehnite after Laumontite    Padanvadi, Quarry, Bombay, India.  A nice grouping measuring 5.3 x 5 x 5 cm and composed of several dozen crystal casts with tiny cubic, clear apophyllites attached to them.  A very showy piece which views well from all sides and sits upright for display.  These specimens are difficult to find with the apophyllite as an accessory.  Great condition, showy and under valued at....$60

 

 

 

OKF-341

OKF-341    Hematite pseudo. after Magnetite.    RESERVED      Santa Rosa, Brazil  Ex. Dr. Steve Chamberlain collection.  Prev. Bob Metzger, 1980.  A beautifully formed grouping of magnetite crystals to 1.5 cm on edge which is now replaced by hematite.  3.7 x 2.6 x 1.7 cm and composed of numerous large octahedrons.  The surface features are interesting, the luster nice, aesthetics excellent and the location desirable.  A showy specimen for the discriminating collector.    $170

 

 

 

 

 

 

OKF-393

OKF-393    Microcline and Chlorite pseudomorph after Fluorapatite     SOLD      “The Phosphate Trench”, Powers Farm, Pierrepont, New York.  Collected by Michael Walter, Summer 2008.  These are the second unusual find of the summer.  I am unaware of this form of pseudomorph from anywhere else in the world, and before this summer they were unknown at Powers Farm.  The analysis of these crystals was done by doctors Steve Chamberlain and David Bailey at Hamilton College.  This specimen shows small groupings double terminated crystals on both ends of a crudely formed 4.2 cm quartz crystal.  The crystals are up to 1 cm each and are mostly doubly terminated.  The piece has minor in-situe damage but is in nice shape overall.  A good example of this rare pseudomorph.  $45

 

 

 

Sorry, No image at this time.  Very similar to OKF-403

OKF-402   Microcline and Chlorite pseudomorph after Fluorapatite    “The Phosphate Trench”, Powers Farm, Pierrepont, New York.  Collected by Michael Walter, Summer 2008.  These are the second unusual find of the summer.  I am unaware of this form of pseudomorph from anywhere else in the world, and before this summer they were unknown at Powers Farm.  The analysis of these crystals was done by doctors Steve Chamberlain and David Bailey at Hamilton College.  This specimen stocky 2.1 cm crystal.  It has one repair, and singly terminated and generally in good shape. An exceedingly rare and unusual pseudomorph.  $75

 

 

 

 

 

OKB-592

OKB-592    Goethite after Pyrite  New Holland, Lancaster Co., PA.  Ex. Dr. Steve Chamberlain Collection.  Acquired from William Pinch Collection.  Superb pyritohedron from a classic site.  Nice pedigree.  Shows striations clearly.  130$

 

 

 

 

 

OKB-584

OKB-584    Goethite after Pyrite  Chestnut Hill, Lancaster Co., PA.  Ex. Dr. Steve Chamberlain Collection.  Excellent grouping of cubes to 2 cm on edge in a very fine grained matrix of schist.  Matrix specimens from this classic locations are rather uncommon.  65$

 

 

 

 

 

OKB-595

OKB-595    Goethite after Pyrite  Ironton., PA.  Ex. Dr. Steve Chamberlain Collection.  Prev. Frank Hess # 2361 and tag.  Good example from another classic location.  Great value.  15$

 

 

 

 

 

OKB-587

OKB-587    Goethite after Pyrite  Chestnut Hill, Lancaster Co., PA.  Ex. Dr. Steve Chamberlain Collection.  BIG 4 cm cube from the Ralph M. Lapham Collection, # 849-L.  Great example with pedigree.  85$

 

 

 

 

OKE-245

Back

OKE-245    Malachite     Shilu, Yangchun/ Chuncheng, Guangdong Prov., China.   A nice little malachite pseudo after azurite.  Unusual to see a full replacement from China.  The ball is 2.8 cm in diameter and free from damage.  Nice and unusual specimen.   60$

 

 

 

 

 

OKE-0010

OKE-0010    Barite pseudo. after Witherite    Treloar Vein, Haggs Mine, Nestberry, Alston Moor, Cumbria, England.  (Type Locality for witherite) Ex. Dr. Steve Chamberlain Collection #465.  Here is a fine matrix piece from the famous Sir Arthur Russell pocket, circ. 1930.  This specimen is more unusual in form from the traditional witherite twin crystals.  It is composed of blocky pseudohexagonal crystals that are interlocked with each other on an unknown rock matrix which have been replaced by white barite.  These are truly ugly crystals!  They are white in color, with a low luster and little translucence.  The dimensions of this atypical specimen is 5.5 x 4.3 x 3.5 cm.  It is damage free.  This piece fluoresces orange in S.W.  U.V.   An unusual example of this rare carbonate mineral from a great, classic, European location.  Not very aesthetic but very desirable for its rarity and atypical form.   395$

 

 

 

 

These mineral specimens are classics from the famous Arkansas mineral region of Magnet Cove.  The brookites are high luster, well formed crystals.  Brookites from Magent Cove are a North American classic.        Most of the brookites from this classic site at Magnet Cove, Arkansas show growth hillocks on their surfaces.        Brookites from Magnet Cove, AR

 

 

 

 

 

OKD-392

Scepter close up

OKD-392    Pyrite Pseudomorph after Pyrrhotite   El Potosi, Santa Eulalia, Chihuahua, Mexico.  There is an impressive mix of showy minerals in this very displayable pseudomorph.  The primary crystal is a large pyrrhotite which has been encrusted by well formed pyrite crystals.  There are other pseudos on this piece but the largest is 5 cm long, 3 cm wide and 1.5 cm thick.  The quartz is clear to white and very nice with the largest crystals being scepters to 1.8 cm.  There is another metallic minerals and small groups of a cram colored mineral, as well, which could be muscovite.  No noticeable damage and very aesthetic.  10.5 x 6 x 6 cm.   220$

 

 

 

 

 

OKD-115

OKD-115   Goethite Pseudomorph after Pyrite     Ross Hill, Transvaal, South Africa.  Ex. Dr. Steve Chamberlain Collection.  Here is an unusual location for such nice specimens.  This material was acquired from Ward’s Science in Rochester back in the 1970’s.  I’ve never seen any of these in collections or on the market, so they must have been very short lived.  Interesting intergrowth of bars and morphed pyritohedrons in this elongated piece.  Nice luster and viewable from all directions.  6.5 x 3.5 x 3.5 cm overall.  120$

 

 

 

 

 

OKD-105

OKD-105    Goethite Pseudomorph after Pyrite     Ross Hill, Transvaal, South Africa.  Ex. Dr. Steve Chamberlain Collection.  Here is an unusual location for such nice specimens.  This material was acquired from Ward’s Science in Rochester back in the 1970’s.  I’ve never seen any of these in collections or on the market, so they must have been very short lived.  This one is a big partial cube which has been modified by dodecahedron?  Fine luster and very minimal striations.  4 cm on edge.  Very nice and unusual specimen.  90$

 

 

 

 

 

OKD-169

Back

OKD-169    Aragonite Pseudomorph after Calcite  Johnby Quarry, near Penrith Cumbia, England.   Ex. Dr. Steve Chamberlain Collection.This specimen was collected by Steve in his numerous travels in England.  4.7 cm long crystal of moderate luster and light cream color.  No damage.    26$

 

 

 

 

 

 

OKD-106

Back

OKD-106    Goethite Pseudomorph after Pyrite     Ross Hill, Transvaal, South Africa.  Ex. Dr. Steve Chamberlain Collection.  Here is an unusual location for such nice specimens.  This material was acquired from Ward’s Science in Rochester back in the 1970’s.  I’ve never seen any of these in collections or on the market, so they must have been very short lived.  Big bar like crystal with striations on all faces.  Backside has five rider crystals.  Best piece of the lot.  7.7 x 4 x 3.6 cm overall.  120$

 

 

 

 

 

 

 

OKD-112

OKD-112   Goethite Stalactite    Graves Mountain, Lincoln County, Georgia.  Ex. Dr. Steve Chamberlain Collection.  Here are some very colorful pieces from a classic east coast location.  Fantastic form and wonderful rainbow of colors in this 3.8 cm specimen.  45$

 

 

 

 

 

OKD-114

OKD-114   Goethite Stalactite    Graves Mountain, Lincoln County, Georgia.  Ex. Dr. Steve Chamberlain Collection.  Here are some very colorful pieces from a classic east coast location.  Fantastic form and wonderful rainbow of colors in this 4.8 cm specimen.  35$

 

 

 

 

 

OKD-098

Back

OKD-098   Goethite, Calcite, Quartz   Coronation Lode, Between 1,400’ and 1,500’, Geevor Mine, Pendeen, Cornwall, England.  Ex. Dr. Steve Chamberlain Collection.  Here is a great classic Cornish piece with tiny calcites and quartz sprinkled on the casts formed from goethite after an unknown mineral.  Rich chocolate brown color.  Better in person.   10 x 9 cm and about 4 cm thick.  Classic Material!  100$

 

 

 

 

OKC-114 back

-114 front

OKC-114   Grossular on Wollastonite    Chiapas, Mexico.   Ex. Dr. Steve Chamberlain Collection.   Small light yellow grossulars to several millimeters each on dark brown (pseudomorphed?) wollastonite crystals to 3 cm each.  6 cm overall.  Another unusual piece.  40$ 

 

 

 

 

 

OKC-115

OKC-115   Grossular on Wollastonite    Chiapas, Mexico.   Ex. Dr. Steve Chamberlain Collection.   Small light yellow grossulars to several millimeters each on dark brown (pseudomorphed?) wollastonite crystals to 3 cm each.  Some wollastonite casts.  4.5 cm overall.  Another unusual piece.  25$

 

 

 

 

 

 

OKB-534

OKB-534   Elbaite on Quartz Pseudomorph of Tourmaline   Aruba Mine, Minas Gerais, Brazil.    These specimens began as tourmalines, were replaced by quartz and then coated by elbaite.  The cap of this one has no quartz core and is elbaite for almost a cm of its top.  This is the nicest I could find out of the 15 specimens purchased.  6.6 cm tall and 2.5 cm thick.  Back is not damaged.. crystal is scalloped in form.  Several chips on termination but still a great value on a two and 3/4 inch tourmaline.  Very impressive.  225$

 

 

 

OKB-535

OKB-535   Elbaite on Quartz Pseudomorph of Tourmaline   Aruba Mine, Minas Gerais, Brazil.    These specimens began as tourmalines, were replaced by quartz and then coated by elbaite.  The cap of this one has no quartz core and is elbaite for almost a cm of its top.  4.7 cm tall and 1.8 cm thick.  A couple areas show the elbaite stripped away and the quartz core visible.  95$

 

 

 

 

 

OKB-536

OKB-536   Elbaite on Quartz Pseudomorph of Tourmaline   Aruba Mine, Minas Gerais, Brazil.    These specimens began as tourmalines, were replaced by quartz and then coated by elbaite.  5.5 cm tall and 2 cm thick.  Very nice form to this one.  A couple chips on termination but still an excellent value on a two plus inch tourmaline.  Very impressive.   170$

 

 

 

 

OKB-576

OKB-576    Goethite Pseudomorph after Pyrite   Colorado.   Ex. Dr. Steve Chamberlain collection, acquired from Ward's, Prev. C. B. Sawyer collection #182.  Big 5 cm pseudo.  Classic, just wish I had a more specific location.  Big crack on one side but very stable.  Great value for some Colorado collector at 130$

 

 

 

 

OKB-212 Front and Back

OKB-212    Stibniconite after Stibnite    RESERVED     Hunan Province, China.   Yellow pseudomorph replacement of stibnite crystals.  Several big crystals to over 16 cm form a slightly divergent spray.  Surface scrapes on backside of specimen.  40$

 

 

 

 

OKB-582

OKB-582     Pyrite pseudo after Marcasite, Calcite and Sphalerite   Nanisivik Mine, Baffin Island, North West Territories, Canada.  Ex. Dr. Steve Chamberlain Collection, Acquired from the National Museum of Canada Collection # 49122.  Lots of big pseudos with double terminated calcites to a cm and minor sphalerite crystals.  75$

 

 

 

 

OKB-583

OKB-583     Pyrite pseudo after Marcasite, Calcite and Sphalerite   Nanisivik Mine, Baffin Island, North West Territories, Canada.  Ex. Dr. Steve Chamberlain Collection, Acquired from the National Museum of Canada Collection # 51893.  Great plate of crystals with good sphalerites to over a cm each and minor calcites.  90$

 

 

 

 

OKB-585

OKB-585     Pyrite pseudo after Marcasite, Calcite and Sphalerite   Nanisivik Mine, Baffin Island, North West Territories, Canada.  Ex. Dr. Steve Chamberlain Collection, Acquired from the National Museum of Canada Collection # 49121.  Nice piece with great pseudos and good amounts of calcite.  These calcites are small crystal approaching a cm in size.  90$

 

 

 

 

 

OKB-584

OKB-584    Goethite after Pyrite  Chestnut Hill, Lancaster Co., PA.  Ex. Dr. Steve Chamberlain Collection.  Excellent grouping of cubes to 2 cm on edge in a very fine grained matrix of schist.  Matrix specimens from this classic locations are rather uncommon.  65$

 

 

 

 

 

OKB-586

OKB-586    Aragonite, Calcite pseudo after Aragonite   Johnby Quarry, near Penrith, Cumbria, England.  Ex. Dr. Steve Chamberlain Collection.  Nice English specimen.  20$

 

 

 

 

OKB-587

OKB-587    Goethite after Pyrite  Chestnut Hill, Lancaster Co., PA.  Ex. Dr. Steve Chamberlain Collection.  BIG 4 cm cube from the Ralph M. Lapham Collection, # 849-L.  Great example with pedigree.  85$

 

 

 

 

OKB-588

OKB-588   Pectolite, Stevensite after Pectolite    RESERVED     Paterson, Passaic Co., NJ.  Ex. Dr. Steve Chamberlain Collection.  Rather unattractive yet unusual specimen.  20$

 

 

 

 

 

OKB-590

OKB-590    Malachite pseudo after Azurite   Bisbee, AZ   Ex. Dr. Steve Chamberlain Collection.  3.2 x 2.2 cm blade of malachite with a small rider blade on one side.  Classic.  45$

 

 

 

 

OKB-591

OKB-591  Goethite pseudo after Gypsum and Calcite    RESERVED      Arizona.  Ex. Dr. Steve Chamberlain Collection.  Wish I had a more specific location on this one.  Quite interesting.  35$

 

 

 

 

OKB-592

OKB-592    Goethite after Pyrite  New Holland, Lancaster Co., PA.  Ex. Dr. Steve Chamberlain Collection.  Acquired from William Pinch Collection.  Superb pyritohedron from a classic site.  Nice pedigree.  Shows striations clearly.  130$

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