Greenockite - fine encrustations of yellow-green crystals on sphalerite - probably from Wanlockhead, Dumfriesshire

Greenockite, earthy yellow encrustations coating hemimorphite on black sphalerite, from Whytes Cleugh, Wanlockhead, Dumfriesshire

Greenockite - broken yellowish glassy crystals in rock matrix - associated with prehnite and calcite - from Loanhead Quarry, NNW of Beith, Ayrshire

Greenockite - small broken yellow glassy crystals in rock matrix - associated with prehnite and calcite - from Loanhead Quarry, NNW of Beith, Ayrshire

Greenockite - associated with prehnite - in carboniferous volcanic rocks - from Bowling Quarry, Dumbartonshire

Greenockite - associated with prehnite in carboniferous volcanic rocks - from Bowling Quarry, Dumbartonshire

Greenockite - yellow-orange crystals on and in prehnite - associated with calcite - from Kilpatrick, Dumbartonshire

Greenockite - pulverulent form - coating hemimorphite (silicate of zinc) and sphalerite (blende) - from West Grove, Wanlockhead, Dumfriesshire

Greenockite - pulverulent form - coating hemimorphite (silicate of zinc) and sphalerite (blende) - from West Grove, Wanlockhead, Dumfriesshire

Greenockite - pulverulent form - coating hemimorphite (silicate of zinc) and sphalerite (blende) - from West Grove, Wanlockhead, Dumfriesshire

Greenockite - pulverulent form - coating hemimorphite (silicate of zinc) and sphalerite (blende) - from West Grove, Wanlockhead, Dumfriesshire

Greenockite - in minute crystals - associated with prehnite - found in carboniferous volcanic rocks - from Bishopton Tunnel, Renfrewshire.

Greenockite - waxy reddish-brown massive - associated with prehnite, calcite and fibrous white natrolite - found in carboniferous volcanic rocks - from Bishopton Tunnel, Bishopton, Renfrewshire.

Greenockite - glassy yellow crystals - form a { } w o - associated with prehnite and sphalerite(?) - found in carboniferous volcanic rocks - from Bishopton Tunnel, Bishopton, Renfrewshire

Greenockite - form a, x, i, o - associated with natrolite, prehnite and calcite found in carboniferous volcanic rocks from Bishopton Tunnel, Renfrewshire

Greenockite - yellow prismatic crystals with brown cores - form a, z, o, hemihedral t - associated with prehnite on matrix - found in carboniferous volcanic rocks - from Bishopton Tunnel, Bishopton, Renfrewshire