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Rare Minerals of Franklin-Sterling Hill III

Wednesday, 30 August 2017 08:00 PM

Releasing another lot of Franklin/Sterling Hill minerals from various collections but mostly the Phillips' Collection. This is a locality charished by those who not only enjoy rare species, but also fluorescent minerals.

SOLD

Mcallisterite

#PD47355

Details
Data
Provenance
Resources

Locality: Sterling Hill mine, Ogdensburg, Sussex Co., New Jersey, United States
Formula: Mg₂[B₆O₇(OH)₆]₂·9H₂O
Availability: Sold
Size: 5 x 3 x 2 cm - Miniature

White crystalline areas in Franklinite. It's been cut on two sides and probably tested by Excalibur for which there is a label.

Mcallisterite

Formula: Mg₂[B₆O₇(OH)₆]₂·9H₂O
Crystal System: Trigonal
Cleavage: Good, Good, None
Luster: Vitreous (Glassy)
Color: colorless, yellow brown, white
Streak: white
Class: Trigonal - Hexagonal Scalenohedral
Fracture: Brittle
Hardness: 2.5

Collection: Phillips Collection

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

SOLD

Ogdensburgite

#PD47385

Details
Data
Provenance
Resources

Locality: Sterling Hill mine, Ogdensburg, Sussex Co., New Jersey, United States
Formula: Ca₂Fe³⁺₄Zn(AsO₄)₄(OH)₆·6H₂O
Availability: Sold
Size: 1.5 x 1 x 1 cm - Thumbnail
Special Info: Type Locality
Special Info: XRD Confirmed

Dark to bright orange-brownish red coating on matrix. Excalibur stating it was ID by XRD.

Ogdensburgite

Formula: Ca₂Fe³⁺₄Zn(AsO₄)₄(OH)₆·6H₂O
Crystal System: Orthorhombic
Crystal Habit: Bladed, Encrustations, Micaceous
Cleavage: Perfect, Fair, Poor
Luster: Resinous
Color: brownish red, dark brown, reddish orange
Streak: brown yellow
Class: Orthorhombic - Dipyramidal
Hardness: 2

Collection: Phillips Collection
Special Info: Type Locality
Special Info: XRD Confirmed

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

SOLD

Rhodochrosite

#PD47354

Details
Data
Provenance
Resources

Locality: Franklin, Sussex Co., New Jersey, United States
Formula: MnCO₃
Availability: Sold
Size: 7 x 5 x 4 cm - Sm Cabinet
Tagged: carbonate

Pink veins of Rhodochrosite in Franklinite.

Rhodochrosite

Formula: MnCO₃
Crystal System: Trigonal
Crystal Habit: Massive - Granular, Columnar, Botryoidal
Cleavage: Perfect, Perfect, Perfect
Luster: Vitreous (Glassy)
Color: pinkish red, red, rose red, yellowish gray, brown
Streak: white
Class: Trigonal - Hexagonal Scalenohedral
Fracture: Brittle - Conchoidal
Hardness: 3

Collection: Phillips Collection

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

SOLD

Sarkinite

#AK47356

Details
Data
Provenance
Resources

Locality: Sterling Hill mine, Ogdensburg, Sussex Co., New Jersey, United States
Formula: Mn²⁺₂(AsO₄)(OH)
Availability: Sold
Size: 5 x 2.5 x 2.5 cm - Miniature
Tagged: arsenate

Light pinkish crystalline crust with minor crystals.

Sarkinite

Formula: Mn²⁺₂(AsO₄)(OH)
Crystal System: Monoclinic
Crystal Habit: Tabular
Cleavage: Distinct, None, None
Luster: Greasy (Oily)
Color: yellow, dark red, reddish yellow
Streak: yellow
Class: Monoclinic - Prismatic
Fracture: Conchoidal - Uneven
Hardness: 4-5

Collection: Kidwell Collection

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

SOLD

Sarkinite

#DS47367

Details
Data
Provenance
Resources

Locality: Sterling Hill mine, Ogdensburg, Sussex Co., New Jersey, United States
Formula: Mn²⁺₂(AsO₄)(OH)
Availability: Sold
Size: 8 x 4.5 x 2 cm - Sm Cabinet
Tagged: arsenate

Three main areas with small patches around 5mm of Sarkinite clusters composed of individual crystals around 0.5mm. There are a few better defined crystals.

Sarkinite

Formula: Mn²⁺₂(AsO₄)(OH)
Crystal System: Monoclinic
Crystal Habit: Tabular
Cleavage: Distinct, None, None
Luster: Greasy (Oily)
Color: yellow, dark red, reddish yellow
Streak: yellow
Class: Monoclinic - Prismatic
Fracture: Conchoidal - Uneven
Hardness: 4-5

Collection: Shultz Collection

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

SOLD

Schorl

tourmaline in amphibole - #PD47406

Details
Data
Provenance
Resources

Locality: Sterling Hill mine, Ogdensburg, Sussex Co., New Jersey, United States
Formula: NaFe²⁺₃Al₆(BO₃)₃Si₆O₁₈(OH)₄
Availability: Sold
Size: 5 x 2.5 x 2 cm - Miniature

Black prismatic crystal to 2cm with a few smaller in dark amphilbole matrix.

Schorl

Formula: NaFe²⁺₃Al₆(BO₃)₃Si₆O₁₈(OH)₄
Crystal System: Trigonal
Crystal Habit: Acicular, Prismatic, Striated
Cleavage: Indistinct, None, None
Luster: Vitreous (Glassy)
Color: black, brownish black, greenish black, bluish black
Streak: brown
Class: Trigonal - Ditrigonal Pyramidal
Fracture: Brittle - Conchoidal
Hardness: 7.5

Collection: Phillips Collection

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

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Rare Minerals of Franklin-Sterling Hill III