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Maquar, Zarkashan Mt (Zarkishen; Zerkishen), Qarabagh District, Ghazni Province (Gazni Province), Afghanistan

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Location is approximate, estimate based on other nearby localities.
 
Latitude & Longitude (WGS84): 33° North , 67° East (est.)
Margin of Error:~34km
Köppen climate type:Dsb : Warm, dry-summer continental climate


New find (2002) of gem amethyst of pegmatitic origin. Often with inclusions of goethite needles.

The locality also produces native gold specimen in association with amethyst and chrysocolla; the material first appeared in 2006.

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


6 valid minerals.

Detailed Mineral List:

Calcite
Formula: CaCO3
Reference: Amir Akhavan Collection
Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Reference: Ikram Mineralogy
Copper
Formula: Cu
Reference: Ikram Mineralogy
Goethite
Formula: α-Fe3+O(OH)
Gold
Formula: Au
Reference: Ikram Mineralogy
Quartz
Formula: SiO2
Quartz var: Amethyst
Formula: SiO2
Habit: Short-prismatic habit, only basic crystallographic forms (r, z, m).
Description: Stubby, sometimes biterminated crystals with a milky prism and deeply colored tips. Often embedded in calcite. Inclusions of small hematite needles. Shallow imprints of calcite crystals on crystal faces.

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Copper1.AA.05Cu
Gold1.AA.05Au
Group 4 - Oxides and Hydroxides
Goethite4.00.α-Fe3+O(OH)
Quartz4.DA.05SiO2
var: Amethyst4.DA.05SiO2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Group 9 - Silicates
Chrysocolla9.ED.20Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O

List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Metals, other than the Platinum Group
Copper1.1.1.3Cu
Gold1.1.1.1Au
Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL
XO(OH)
Goethite6.1.1.2α-Fe3+O(OH)
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
Group 74 - PHYLLOSILICATES Modulated Layers
Modulated Layers with joined strips
Chrysocolla74.3.2.1Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Rocks, etc.
var: Amethyst-SiO2

List of minerals for each chemical element

HHydrogen
H ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
H Goethiteα-Fe3+O(OH)
CCarbon
C CalciteCaCO3
OOxygen
O Quartz (var: Amethyst)SiO2
O CalciteCaCO3
O ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
O Goethiteα-Fe3+O(OH)
O QuartzSiO2
AlAluminium
Al ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
SiSilicon
Si Quartz (var: Amethyst)SiO2
Si ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Si QuartzSiO2
CaCalcium
Ca CalciteCaCO3
FeIron
Fe Goethiteα-Fe3+O(OH)
CuCopper
Cu ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Cu CopperCu
AuGold
Au GoldAu

References

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Ikram Mineralogy


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