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Mixed Minerals

Sunday, 27 December 2020 07:00 PM

Introducing the "Mixed Minerals" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including pectolite, plombierite, prehnite, rutile, sabinaite, and sabugalite and more from places like Mont Saint-Hilaire, Rouville Co., Quebec, Canada, Crestmore, Riverside Co., California, United States, Prospect Park, Passaic Co., New Jersey, United States, Graves Mountain, Lincoln Co., Georgia, United States, and Jeannie K claims, Stateline Peak dist., Washoe Co., Nevada, United States.

SOLD

Pectolite

#DC54853

Details
Data
Provenance
Resources

Locality: Mont Saint-Hilaire, Rouville Co., Quebec, Canada
Formula: NaCa₂Si₃O₈(OH)
Availability: Sold
Size: 4 x 4 x 2 cm - Miniature

Absolute clarity in these Pectolite crystals to 5mm in a thick forest.

Pectolite

Formula: NaCa₂Si₃O₈(OH)
Crystal System: Triclinic
Crystal Habit: Acicular, Globular, Radial
Cleavage: Perfect, Perfect, None
Luster: Vitreous - Silky
Color: white, gray, light pink, light green
Streak: white
Class: Triclinic - Pinacoidal
Fracture: Splintery
Hardness: 5

Collection: Don Cooke Collection

Mineralpedia: View Pectolite
On Dakota Matrix: Previously Sold Pectolite
On Dakota Matrix: Other Available Pectolite
WebMineral: View Pectolite
Mindat: View Pectolite

SOLD

Plombierite

#FD54797

Details
Data
Provenance
Resources

Locality: Crestmore, Riverside Co., California, United States
Formula: Ca₅Si₆O₁₆(OH)₂·7H₂O
Availability: Sold
Size: 7 x 4.5 x 4.5 cm - Sm Cabinet

Silky stark white fibrous Plombierite in "veins" 1.5cm across. Good specimen.

Plombierite

Formula: Ca₅Si₆O₁₆(OH)₂·7H₂O
Crystal System: Monoclinic
Crystal Habit: Amorphous, Massive
Color: white
Streak: white
Class: Monoclinic - Sphenoidal
Hardness: -

Collection: Fred DeVito Collection

Mineralpedia: View Plombierite
On Dakota Matrix: Previously Sold Plombierite
On Dakota Matrix: Other Available Plombierite
WebMineral: View Plombierite
Mindat: View Plombierite

SOLD

Prehnite

with Laumonite - #AH54901

Details
Data
Provenance
Resources

Locality: Prospect Park, Passaic Co., New Jersey, United States
Formula: Ca₂Al(Si₃Al)O₁₀(OH)₂
Availability: Sold
Size: 7.5 x 7 x 3.5 cm - Sm Cabinet

Light and murky sea-foam green balls of Prehnite to 1.2cm in a vug lined with 2-3mm white Laumonite crystals.

Prehnite

Formula: Ca₂Al(Si₃Al)O₁₀(OH)₂
Crystal System: Orthorhombic
Crystal Habit: Reniform, Globular, Stalactitic
Cleavage: Distinct, None, None
Luster: Vitreous - Pearly
Color: colorless, gray, yellow, yellow green, white
Streak: colorless
Class: Orthorhombic - Pyramidal
Fracture: Brittle
Hardness: 6-6.5

Collection: Arnold G Hampson Collection

Mineralpedia: View Prehnite
On Dakota Matrix: Previously Sold Prehnite
On Dakota Matrix: Other Available Prehnite
WebMineral: View Prehnite
Mindat: View Prehnite

SOLD

Rutile

#WR54890

Details
Data
Provenance
Resources

Locality: Graves Mountain, Lincoln Co., Georgia, United States
Formula: TiO₂
Availability: Sold
Size: 4.5 x 3.5 x 3.5 cm - Miniature

Rutile from Graves Mountain are probably the largest crystals around. This one is no exception. It is almost complete all around with the exception of a detachment side.

Rutile

Formula: TiO₂
Crystal System: Tetragonal
Crystal Habit: Acicular, Prismatic, Massive - Granular
Cleavage: Distinct, None, None
Luster: Adamantine
Color: blood red, bluish, brownish yellow, brown red, violet
Streak: grayish black
Class: Tetragonal - Ditetragonal Dipyramidal
Fracture: Uneven
Hardness: 6-6.5

Collection: Willard L. Roberts Collection

On Dakota Matrix: Previously Sold Rutile
On Dakota Matrix: Other Available Rutile
WebMineral: View Rutile
Mindat: View Rutile

SOLD

Sabinaite

#DC54868

Details
Data
Provenance
Resources

Locality: Mont Saint-Hilaire, Rouville Co., Quebec, Canada
Formula: Na₄TiZr₂O₄(CO₃)₄
Availability: Sold
Size: 2.5 x 2 x 1.5 cm - Thumbnail

All I see is one tabular, sharp Sabinaite crystal to about 0.75mm tucked, almost hidden, down in blue Sodalite matrix. There has to be more Sabinaite crystals.