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Borek quarry, Borek, Golčův Jeníkov, Havlíčkův Brod District, Vysočina Region, Czech Republic

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Latitude & Longitude (WGS84): 49° 47' 32'' North , 15° 34' 47'' East
Latitude & Longitude (decimal): 49.79226,15.57993
GeoHash:G#: u2g5682uy
Locality type:Quarry
Köppen climate type:Cfb : Temperate oceanic climate


Intensely amphibolitized eclogite and iron-rich eclogite outcrop.

Regions containing this locality

Bohemia (Böhmen; Boehmen), Czech Republic

Region (Historical) - 1,456 mineral species & varietal names listed

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


16 valid minerals.

Detailed Mineral List:

Aegirine
Formula: NaFe3+Si2O6
Aegirine-augite
Formula: (NaaCabFe2+cMgd)(Fe3+eAlfFe2+gMgh)Si2O6
'Albite-Anorthite Series'
Almandine
Formula: Fe2+3Al2(SiO4)3
Aragonite
Formula: CaCO3
Reference: Novák, F., Kvaček, M.: Výskyt zajímavé puklinové asociace v serpentinitu z Borku u Vilémova. Časopis pro mineralogii a geologii, 1976, roč. 21, č. 1, s. 94.
Augite
Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6
Augite var: Soda-Augite
'Biotite'
Brucite
Formula: Mg(OH)2
Reference: Doubek, Z., Rychlý, R., Veselovský, F.: Brucit a hydromagnezit z lokality Borek jv. od Vilémova. Časopis pro mineralogii a geologii, 1983, roč. 28, č. 3, s. 317-318.
Calcite
Formula: CaCO3
Reference: Novák, F., Kvaček, M.: Výskyt zajímavé puklinové asociace v serpentinitu z Borku u Vilémova. Časopis pro mineralogii a geologii, 1976, roč. 21, č. 1, s. 94.
Epidote
Formula: {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
'Hercynite-Spinel Series'
Hydromagnesite
Formula: Mg5(CO3)4(OH)2 · 4H2O
Reference: Doubek, Z., Rychlý, R., Veselovský, F.: Brucit a hydromagnezit z lokality Borek jv. od Vilémova. Časopis pro mineralogii a geologii, 1983, roč. 28, č. 3, s. 317-318.
Ilmenite
Formula: Fe2+TiO3
Lizardite
Formula: Mg3(Si2O5)(OH)4
Reference: Doubek, Z., Rychlý, R., Veselovský, F.: Brucit a hydromagnezit z lokality Borek jv. od Vilémova. Časopis pro mineralogii a geologii, 1983, roč. 28, č. 3, s. 317-318.
Magnesio-hornblende
Formula: ☐{Ca2}{Mg4Al}(AlSi7O22)(OH)2
Magnetite
Formula: Fe2+Fe3+2O4
Pyrite
Formula: FeS2
Reference: Novák, F., Kvaček, M.: Výskyt zajímavé puklinové asociace v serpentinitu z Borku u Vilémova. Časopis pro mineralogii a geologii, 1976, roč. 21, č. 1, s. 94.
Rutile
Formula: TiO2
Titanite
Formula: CaTi(SiO4)O

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
'Pyrite'2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
'Brucite'4.FE.05Mg(OH)2
'Ilmenite'4.CB.05Fe2+TiO3
'Magnetite'4.BB.05Fe2+Fe3+2O4
'Rutile'4.DB.05TiO2
Group 5 - Nitrates and Carbonates
'Aragonite'5.AB.15CaCO3
'Calcite'5.AB.05CaCO3
'Hydromagnesite'5.DA.05Mg5(CO3)4(OH)2 · 4H2O
Group 9 - Silicates
'Aegirine'9.DA.25NaFe3+Si2O6
'Aegirine-augite'9.DA.20(NaaCabFe2+cMgd)(Fe3+eAlfFe2+gMgh)Si2O6
'Almandine'9.AD.25Fe2+3Al2(SiO4)3
'Augite'9.DA.15(CaxMgyFez)(Mgy1Fez1)Si2O6
var: Soda-Augite9.DA.15(CaxMgyFez)(Mgy1Fez1)Si2O6
'Epidote'9.BG.05a{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
'Lizardite'9.ED.15Mg3(Si2O5)(OH)4
'Magnesio-hornblende'9.DE.10☐{Ca2}{Mg4Al}(AlSi7O22)(OH)2
Titanite9.AG.15CaTi(SiO4)O
Unclassified Minerals, Rocks, etc.
'Albite-Anorthite Series'-
'Biotite'-
'Hercynite-Spinel Series'-

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmBnXp, with (m+n):p = 1:2
Pyrite2.12.1.1FeS2
Group 4 - SIMPLE OXIDES
A2X3
Ilmenite4.3.5.1Fe2+TiO3
AX2
Rutile4.4.1.1TiO2
Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL
X(OH)2
Brucite6.2.1.1Mg(OH)2
Group 7 - MULTIPLE OXIDES
AB2X4
Magnetite7.2.2.3Fe2+Fe3+2O4
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
Group 16b - HYDRATED CARBONATES CONTAINING HYDROXYL OR HALOGEN
Hydromagnesite16b.7.1.1Mg5(CO3)4(OH)2 · 4H2O
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Almandine51.4.3a.2Fe2+3Al2(SiO4)3
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] and/or >[6] coordination
Titanite52.4.3.1CaTi(SiO4)O
Group 58 - SOROSILICATES Insular, Mixed, Single, and Larger Tetrahedral Groups
Insular, Mixed, Single, and Larger Tetrahedral Groups with cations in [6] and higher coordination; single and double groups (n = 1, 2)
Epidote58.2.1a.7{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=2
Aegirine65.1.3c.2NaFe3+Si2O6
Aegirine-augite65.1.3b.2(NaaCabFe2+cMgd)(Fe3+eAlfFe2+gMgh)Si2O6
Augite65.1.3a.3(CaxMgyFez)(Mgy1Fez1)Si2O6
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 1:1 layers
Lizardite71.1.2b.2Mg3(Si2O5)(OH)4
Unclassified Minerals, Rocks, etc.
'Albite-Anorthite Series'-
Aragonite-CaCO3
Augite
var: Soda-Augite
-(CaxMgyFez)(Mgy1Fez1)Si2O6
'Biotite'-
'Hercynite-Spinel Series'-
Magnesio-hornblende-☐{Ca2}{Mg4Al}(AlSi7O22)(OH)2

List of minerals for each chemical element

HHydrogen
H BruciteMg(OH)2
H Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
H HydromagnesiteMg5(CO3)4(OH)2 · 4H2O
H LizarditeMg3(Si2O5)(OH)4
H Magnesio-hornblende☐{Ca2}{Mg4Al}(AlSi7O22)(OH)2
CCarbon
C AragoniteCaCO3
C CalciteCaCO3
C HydromagnesiteMg5(CO3)4(OH)2 · 4H2O
OOxygen
O AegirineNaFe3+Si2O6
O Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
O AlmandineFe32+Al2(SiO4)3
O AragoniteCaCO3
O Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
O BruciteMg(OH)2
O CalciteCaCO3
O Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
O HydromagnesiteMg5(CO3)4(OH)2 · 4H2O
O IlmeniteFe2+TiO3
O LizarditeMg3(Si2O5)(OH)4
O Magnesio-hornblende☐{Ca2}{Mg4Al}(AlSi7O22)(OH)2
O MagnetiteFe2+Fe23+O4
O RutileTiO2
O TitaniteCaTi(SiO4)O
NaSodium
Na AegirineNaFe3+Si2O6
Na Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
MgMagnesium
Mg Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Mg Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Mg BruciteMg(OH)2
Mg HydromagnesiteMg5(CO3)4(OH)2 · 4H2O
Mg LizarditeMg3(Si2O5)(OH)4
Mg Magnesio-hornblende☐{Ca2}{Mg4Al}(AlSi7O22)(OH)2
AlAluminium
Al Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Al AlmandineFe32+Al2(SiO4)3
Al Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Al Magnesio-hornblende☐{Ca2}{Mg4Al}(AlSi7O22)(OH)2
SiSilicon
Si AegirineNaFe3+Si2O6
Si Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Si AlmandineFe32+Al2(SiO4)3
Si Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Si Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Si LizarditeMg3(Si2O5)(OH)4
Si Magnesio-hornblende☐{Ca2}{Mg4Al}(AlSi7O22)(OH)2
Si TitaniteCaTi(SiO4)O
SSulfur
S PyriteFeS2
CaCalcium
Ca Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Ca AragoniteCaCO3
Ca Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Ca CalciteCaCO3
Ca Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Ca Magnesio-hornblende☐{Ca2}{Mg4Al}(AlSi7O22)(OH)2
Ca TitaniteCaTi(SiO4)O
TiTitanium
Ti IlmeniteFe2+TiO3
Ti RutileTiO2
Ti TitaniteCaTi(SiO4)O
FeIron
Fe AegirineNaFe3+Si2O6
Fe Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Fe AlmandineFe32+Al2(SiO4)3
Fe Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Fe Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Fe IlmeniteFe2+TiO3
Fe MagnetiteFe2+Fe23+O4
Fe PyriteFeS2

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Neoproterozoic
541 - 1000 Ma



ID: 3189974
Neoproterozoic crystalline metamorphic rocks

Age: Neoproterozoic (541 - 1000 Ma)

Lithology: Paragneiss

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Precambrian
541 - 4000 Ma



ID: 3144646
Precambrian schist

Age: Precambrian (541 - 4000 Ma)

Description: high grade metamorphic

Lithology: Major:{schist group}, Minor{gneiss,migmatite/anatexite,amphibolite}

Reference: Asch, K. The 1:5M International Geological Map of Europe and Adjacent Areas: Development and Implementation of a GIS-enabled Concept. Geologisches Jahrbuch, SA 3. [147]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Doubek, Z., Rychlý, R., Veselovský, F.: Brucit a hydromagnezit z lokality Borek jv. od Vilémova. Časopis pro mineralogii a geologii, 1983, roč. 28, č. 3, s. 317-318.
Novák, F., Kvaček, M.: Výskyt zajímavé puklinové asociace v serpentinitu z Borku u Vilémova. Časopis pro mineralogii a geologii, 1976, roč. 21, č. 1, s. 94.


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