Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Quartz from
Gabbro Quarry, Radau valley, Bad Harzburg, Goslar District, Lower Saxony, Germany


00294630017272022822201.jpg
Quartz, etc.

Gabbro Quarry, Radau valley, Bad Harzburg, Goslar District, Lower Saxony, Germany
02759590017272053952759.jpg
Quartz

Gabbro Quarry, Radau valley, Bad Harzburg, Goslar District, Lower Saxony, Germany
00727800017272022838515.jpg
Quartz, etc.

Gabbro Quarry, Radau valley, Bad Harzburg, Goslar District, Lower Saxony, Germany
02889440017362162061074.jpg
Quartz, etc.

Gabbro Quarry, Radau valley, Bad Harzburg, Goslar District, Lower Saxony, Germany
06750770017272046822237.jpg
Quartz, etc.

Gabbro Quarry, Radau valley, Bad Harzburg, Goslar District, Lower Saxony, Germany
03214950017362162017999.jpg
Quartz

Gabbro Quarry, Radau valley, Bad Harzburg, Goslar District, Lower Saxony, Germany
02241380017272046831967.jpg
Quartz, etc.

Gabbro Quarry, Radau valley, Bad Harzburg, Goslar District, Lower Saxony, Germany
07600380017362162046995.jpg
Quartz, etc.

Gabbro Quarry, Radau valley, Bad Harzburg, Goslar District, Lower Saxony, Germany
00294630017272022822201.jpg
Quartz, etc.

Gabbro Quarry, Radau valley, Bad Harzburg, Goslar District, Lower Saxony, Germany
02759590017272053952759.jpg
Quartz

Gabbro Quarry, Radau valley, Bad Harzburg, Goslar District, Lower Saxony, Germany
00727800017272022838515.jpg
Quartz, etc.

Gabbro Quarry, Radau valley, Bad Harzburg, Goslar District, Lower Saxony, Germany
02889440017362162061074.jpg
Quartz, etc.

Gabbro Quarry, Radau valley, Bad Harzburg, Goslar District, Lower Saxony, Germany
Locality type:Quarry
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Hedenbergite7
Hematite7
Anatase2
Stilbite-Ca2
Alkali Feldspar1
Epidote1
Malachite1
Schorl1
Chlorite Group1
Pyrite1
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Gabbro Quarry, Radau valley, Bad Harzburg, Goslar District, Lower Saxony, Germany
Photo GalleryView Gallery (3 photos)
Data Identifiers
Mindat Occurrence Record ID:30824
Long-form Identifier:1:3:30824:9
GUID (UUID V4):0
Nearest other occurrences of Quartz
0.5km (0.3 miles) ⓘRadau valley, Bad Harzburg, Goslar District, Lower Saxony, Germany
1.2km (0.7 miles) ⓘTatern quarry (Norit quarry; Radauberg quarry), Radau valley, Bad Harzburg, Goslar District, Lower Saxony, Germany
1.3km (0.8 miles) ⓘRiekensglück prospect, Schmalenberg cliff, Bad Harzburg, Goslar District, Lower Saxony, Germany
3.0km (1.8 miles) ⓘHuneberg Quarry, Harz (Landkreis Goslar), Goslar District, Lower Saxony, Germany
4.0km (2.5 miles) ⓘRabenklippe, Bad Harzburg, Goslar District, Lower Saxony, Germany
5.2km (3.3 miles) ⓘZiegenrücken, Harz (Landkreis Goslar), Goslar District, Lower Saxony, Germany
9.5km (5.9 miles) ⓘRammelsberg Mine, Rammelsberg, Goslar, Goslar District, Lower Saxony, Germany
9.8km (6.1 miles) ⓘWeißer Hirsch Mine, Goslar, Goslar District, Lower Saxony, Germany
10.5km (6.5 miles) ⓘGlücksrad Mine, Oberschulenberg, Clausthal-Zellerfeld, Goslar District, Lower Saxony, Germany
10.9km (6.8 miles) ⓘSonnenberg, Harz (Landkreis Goslar), Goslar District, Lower Saxony, Germany
References
Quakenack, Karl-Heinrich (1967) Der Mineralbestand eines Kontaktmarmors im Radautal-Grabbro (Harz) Contributions to Mineralogy and Petrology, 14 (3) 204-223 doi:10.1007/bf00376640
Schnorrer-Köhler, G. (1988) Mineralogische Notizen IV. Der Aufschluss: 39: 153-168 (in German).
 
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